Home / 1,347,577.12-1,859,646.80-735,729.86

Finding the Fourth Proportional to 1,347,577.12, 1,859,646.80 and 735,729.86

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Solution

The fourth proportional to 1,347,577.12, 1,859,646.80 and 735,729.86 is: 1,015,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,577.12 : 1,859,646.80 = 735,729.86 : x
  2. Step 2: Convert to fraction form
    1,347,577.12/1,859,646.80 = 735,729.86/x
  3. Step 3: Cross multiply
    1,347,577.12x = 1,859,646.80 × 735,729.86
  4. Step 4: Simplify right side
    1,347,577.12x = 1,368,197,676,134.80
  5. Step 5: Solve for x
    x = 1,368,197,676,134.80/1,347,577.12
  6. Step 6: Final answer
    x = 1,015,301.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.