Home / 1,173,505.60-1,761,424.80-575,142.40

Finding the Fourth Proportional to 1,173,505.60, 1,761,424.80 and 575,142.40

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Solution

The fourth proportional to 1,173,505.60, 1,761,424.80 and 575,142.40 is: 863,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,505.60 : 1,761,424.80 = 575,142.40 : x
  2. Step 2: Convert to fraction form
    1,173,505.60/1,761,424.80 = 575,142.40/x
  3. Step 3: Cross multiply
    1,173,505.60x = 1,761,424.80 × 575,142.40
  4. Step 4: Simplify right side
    1,173,505.60x = 1,013,070,086,891.52
  5. Step 5: Solve for x
    x = 1,013,070,086,891.52/1,173,505.60
  6. Step 6: Final answer
    x = 863,285.26

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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.