Home / 1,429,167.96-2,142,121.20-575,693.46

Finding the Fourth Proportional to 1,429,167.96, 2,142,121.20 and 575,693.46

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Solution

The fourth proportional to 1,429,167.96, 2,142,121.20 and 575,693.46 is: 862,883.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,167.96 : 2,142,121.20 = 575,693.46 : x
  2. Step 2: Convert to fraction form
    1,429,167.96/2,142,121.20 = 575,693.46/x
  3. Step 3: Cross multiply
    1,429,167.96x = 2,142,121.20 × 575,693.46
  4. Step 4: Simplify right side
    1,429,167.96x = 1,233,205,165,367.35
  5. Step 5: Solve for x
    x = 1,233,205,165,367.35/1,429,167.96
  6. Step 6: Final answer
    x = 862,883.30

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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.