Home / 1,043,252.70-1,565,915.85-511,374.30

Finding the Fourth Proportional to 1,043,252.70, 1,565,915.85 and 511,374.30

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Solution

The fourth proportional to 1,043,252.70, 1,565,915.85 and 511,374.30 is: 767,569.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,252.70 : 1,565,915.85 = 511,374.30 : x
  2. Step 2: Convert to fraction form
    1,043,252.70/1,565,915.85 = 511,374.30/x
  3. Step 3: Cross multiply
    1,043,252.70x = 1,565,915.85 × 511,374.30
  4. Step 4: Simplify right side
    1,043,252.70x = 800,769,121,652.66
  5. Step 5: Solve for x
    x = 800,769,121,652.66/1,043,252.70
  6. Step 6: Final answer
    x = 767,569.66

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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.