Home / 1,330,385.85-1,995,837.98-531,531.45

Finding the Fourth Proportional to 1,330,385.85, 1,995,837.98 and 531,531.45

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Solution

The fourth proportional to 1,330,385.85, 1,995,837.98 and 531,531.45 is: 797,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,385.85 : 1,995,837.98 = 531,531.45 : x
  2. Step 2: Convert to fraction form
    1,330,385.85/1,995,837.98 = 531,531.45/x
  3. Step 3: Cross multiply
    1,330,385.85x = 1,995,837.98 × 531,531.45
  4. Step 4: Simplify right side
    1,330,385.85x = 1,060,850,652,816.81
  5. Step 5: Solve for x
    x = 1,060,850,652,816.81/1,330,385.85
  6. Step 6: Final answer
    x = 797,400.73

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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.