Home / 4,328,139.80-6,492,209.70-4,162,802.60

Finding the Fourth Proportional to 4,328,139.80, 6,492,209.70 and 4,162,802.60

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Solution

The fourth proportional to 4,328,139.80, 6,492,209.70 and 4,162,802.60 is: 6,244,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328,139.80 : 6,492,209.70 = 4,162,802.60 : x
  2. Step 2: Convert to fraction form
    4,328,139.80/6,492,209.70 = 4,162,802.60/x
  3. Step 3: Cross multiply
    4,328,139.80x = 6,492,209.70 × 4,162,802.60
  4. Step 4: Simplify right side
    4,328,139.80x = 27,025,787,418,905.22
  5. Step 5: Solve for x
    x = 27,025,787,418,905.22/4,328,139.80
  6. Step 6: Final answer
    x = 6,244,203.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.