Home / 2,631,048.76-3,630,833.94-1,423,824.76

Finding the Fourth Proportional to 2,631,048.76, 3,630,833.94 and 1,423,824.76

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Solution

The fourth proportional to 2,631,048.76, 3,630,833.94 and 1,423,824.76 is: 1,964,870.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,048.76 : 3,630,833.94 = 1,423,824.76 : x
  2. Step 2: Convert to fraction form
    2,631,048.76/3,630,833.94 = 1,423,824.76/x
  3. Step 3: Cross multiply
    2,631,048.76x = 3,630,833.94 × 1,423,824.76
  4. Step 4: Simplify right side
    2,631,048.76x = 5,169,671,263,220.35
  5. Step 5: Solve for x
    x = 5,169,671,263,220.35/2,631,048.76
  6. Step 6: Final answer
    x = 1,964,870.94

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Double scale
Find fourth proportional to 2,631,049.76, 3,630,835.32 and 1,423,825.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.