Home / 886,345.14-1,329,797.45-674,129.58

Finding the Fourth Proportional to 886,345.14, 1,329,797.45 and 674,129.58

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Solution

The fourth proportional to 886,345.14, 1,329,797.45 and 674,129.58 is: 1,011,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,345.14 : 1,329,797.45 = 674,129.58 : x
  2. Step 2: Convert to fraction form
    886,345.14/1,329,797.45 = 674,129.58/x
  3. Step 3: Cross multiply
    886,345.14x = 1,329,797.45 × 674,129.58
  4. Step 4: Simplify right side
    886,345.14x = 896,455,793,082.92
  5. Step 5: Solve for x
    x = 896,455,793,082.92/886,345.14
  6. Step 6: Final answer
    x = 1,011,407.13

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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.