Home / 1,050,135.28-1,572,898.50-868,158.26

Finding the Fourth Proportional to 1,050,135.28, 1,572,898.50 and 868,158.26

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Solution

The fourth proportional to 1,050,135.28, 1,572,898.50 and 868,158.26 is: 1,300,332.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,135.28 : 1,572,898.50 = 868,158.26 : x
  2. Step 2: Convert to fraction form
    1,050,135.28/1,572,898.50 = 868,158.26/x
  3. Step 3: Cross multiply
    1,050,135.28x = 1,572,898.50 × 868,158.26
  4. Step 4: Simplify right side
    1,050,135.28x = 1,365,524,827,374.26
  5. Step 5: Solve for x
    x = 1,365,524,827,374.26/1,050,135.28
  6. Step 6: Final answer
    x = 1,300,332.30

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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.