Home / 1,369,200.40-2,053,800.60-371,928.40

Finding the Fourth Proportional to 1,369,200.40, 2,053,800.60 and 371,928.40

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Solution

The fourth proportional to 1,369,200.40, 2,053,800.60 and 371,928.40 is: 557,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,200.40 : 2,053,800.60 = 371,928.40 : x
  2. Step 2: Convert to fraction form
    1,369,200.40/2,053,800.60 = 371,928.40/x
  3. Step 3: Cross multiply
    1,369,200.40x = 2,053,800.60 × 371,928.40
  4. Step 4: Simplify right side
    1,369,200.40x = 763,866,771,077.04
  5. Step 5: Solve for x
    x = 763,866,771,077.04/1,369,200.40
  6. Step 6: Final answer
    x = 557,892.60

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Double scale
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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.