Home / 1,350,000.76-1,862,932.60-746,272.12

Finding the Fourth Proportional to 1,350,000.76, 1,862,932.60 and 746,272.12

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Solution

The fourth proportional to 1,350,000.76, 1,862,932.60 and 746,272.12 is: 1,029,817.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,000.76 : 1,862,932.60 = 746,272.12 : x
  2. Step 2: Convert to fraction form
    1,350,000.76/1,862,932.60 = 746,272.12/x
  3. Step 3: Cross multiply
    1,350,000.76x = 1,862,932.60 × 746,272.12
  4. Step 4: Simplify right side
    1,350,000.76x = 1,390,254,660,819.11
  5. Step 5: Solve for x
    x = 1,390,254,660,819.11/1,350,000.76
  6. Step 6: Final answer
    x = 1,029,817.69

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1.5x scale

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.