Home / 1,024,415.20-1,533,123.60-940,434.40

Finding the Fourth Proportional to 1,024,415.20, 1,533,123.60 and 940,434.40

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Solution

The fourth proportional to 1,024,415.20, 1,533,123.60 and 940,434.40 is: 1,407,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,415.20 : 1,533,123.60 = 940,434.40 : x
  2. Step 2: Convert to fraction form
    1,024,415.20/1,533,123.60 = 940,434.40/x
  3. Step 3: Cross multiply
    1,024,415.20x = 1,533,123.60 × 940,434.40
  4. Step 4: Simplify right side
    1,024,415.20x = 1,441,802,172,891.84
  5. Step 5: Solve for x
    x = 1,441,802,172,891.84/1,024,415.20
  6. Step 6: Final answer
    x = 1,407,439.26

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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.