Home / 1,232,489.80-1,850,117.10-734,134.60

Finding the Fourth Proportional to 1,232,489.80, 1,850,117.10 and 734,134.60

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Solution

The fourth proportional to 1,232,489.80, 1,850,117.10 and 734,134.60 is: 1,102,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,489.80 : 1,850,117.10 = 734,134.60 : x
  2. Step 2: Convert to fraction form
    1,232,489.80/1,850,117.10 = 734,134.60/x
  3. Step 3: Cross multiply
    1,232,489.80x = 1,850,117.10 × 734,134.60
  4. Step 4: Simplify right side
    1,232,489.80x = 1,358,234,977,161.66
  5. Step 5: Solve for x
    x = 1,358,234,977,161.66/1,232,489.80
  6. Step 6: Final answer
    x = 1,102,025.33

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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.