Home / 1,114,874.80-1,539,165.62-734,008.76

Finding the Fourth Proportional to 1,114,874.80, 1,539,165.62 and 734,008.76

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Solution

The fourth proportional to 1,114,874.80, 1,539,165.62 and 734,008.76 is: 1,013,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,874.80 : 1,539,165.62 = 734,008.76 : x
  2. Step 2: Convert to fraction form
    1,114,874.80/1,539,165.62 = 734,008.76/x
  3. Step 3: Cross multiply
    1,114,874.80x = 1,539,165.62 × 734,008.76
  4. Step 4: Simplify right side
    1,114,874.80x = 1,129,761,048,170.83
  5. Step 5: Solve for x
    x = 1,129,761,048,170.83/1,114,874.80
  6. Step 6: Final answer
    x = 1,013,352.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.