Home / 2,688,164.10-4,032,246.15-1,344,471.30

Finding the Fourth Proportional to 2,688,164.10, 4,032,246.15 and 1,344,471.30

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Solution

The fourth proportional to 2,688,164.10, 4,032,246.15 and 1,344,471.30 is: 2,016,706.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,164.10 : 4,032,246.15 = 1,344,471.30 : x
  2. Step 2: Convert to fraction form
    2,688,164.10/4,032,246.15 = 1,344,471.30/x
  3. Step 3: Cross multiply
    2,688,164.10x = 4,032,246.15 × 1,344,471.30
  4. Step 4: Simplify right side
    2,688,164.10x = 5,421,239,223,210.50
  5. Step 5: Solve for x
    x = 5,421,239,223,210.50/2,688,164.10
  6. Step 6: Final answer
    x = 2,016,706.95

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Double scale
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Similar ratio
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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.