Home / 2,631,088.20-3,630,901.70-1,423,864.20

Finding the Fourth Proportional to 2,631,088.20, 3,630,901.70 and 1,423,864.20

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Solution

The fourth proportional to 2,631,088.20, 3,630,901.70 and 1,423,864.20 is: 1,964,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,088.20 : 3,630,901.70 = 1,423,864.20 : x
  2. Step 2: Convert to fraction form
    2,631,088.20/3,630,901.70 = 1,423,864.20/x
  3. Step 3: Cross multiply
    2,631,088.20x = 3,630,901.70 × 1,423,864.20
  4. Step 4: Simplify right side
    2,631,088.20x = 5,169,910,937,229.82
  5. Step 5: Solve for x
    x = 5,169,910,937,229.82/2,631,088.20
  6. Step 6: Final answer
    x = 1,964,932.58

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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.