Home / 1,046,539.40-1,566,309.90-731,611.40

Finding the Fourth Proportional to 1,046,539.40, 1,566,309.90 and 731,611.40

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Solution

The fourth proportional to 1,046,539.40, 1,566,309.90 and 731,611.40 is: 1,094,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,539.40 : 1,566,309.90 = 731,611.40 : x
  2. Step 2: Convert to fraction form
    1,046,539.40/1,566,309.90 = 731,611.40/x
  3. Step 3: Cross multiply
    1,046,539.40x = 1,566,309.90 × 731,611.40
  4. Step 4: Simplify right side
    1,046,539.40x = 1,145,930,178,772.86
  5. Step 5: Solve for x
    x = 1,145,930,178,772.86/1,046,539.40
  6. Step 6: Final answer
    x = 1,094,970.89

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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.