Home / 1,009,262.88-1,512,180.60-609,062.70

Finding the Fourth Proportional to 1,009,262.88, 1,512,180.60 and 609,062.70

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Solution

The fourth proportional to 1,009,262.88, 1,512,180.60 and 609,062.70 is: 912,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,262.88 : 1,512,180.60 = 609,062.70 : x
  2. Step 2: Convert to fraction form
    1,009,262.88/1,512,180.60 = 609,062.70/x
  3. Step 3: Cross multiply
    1,009,262.88x = 1,512,180.60 × 609,062.70
  4. Step 4: Simplify right side
    1,009,262.88x = 921,012,799,123.62
  5. Step 5: Solve for x
    x = 921,012,799,123.62/1,009,262.88
  6. Step 6: Final answer
    x = 912,559.87

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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.