Home / 1,457,390.52-2,183,158.10-725,709.42

Finding the Fourth Proportional to 1,457,390.52, 2,183,158.10 and 725,709.42

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Solution

The fourth proportional to 1,457,390.52, 2,183,158.10 and 725,709.42 is: 1,087,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,390.52 : 2,183,158.10 = 725,709.42 : x
  2. Step 2: Convert to fraction form
    1,457,390.52/2,183,158.10 = 725,709.42/x
  3. Step 3: Cross multiply
    1,457,390.52x = 2,183,158.10 × 725,709.42
  4. Step 4: Simplify right side
    1,457,390.52x = 1,584,338,400,333.58
  5. Step 5: Solve for x
    x = 1,584,338,400,333.58/1,457,390.52
  6. Step 6: Final answer
    x = 1,087,106.29

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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.