Home / 1,466,145.30-2,199,145.05-756,245.10

Finding the Fourth Proportional to 1,466,145.30, 2,199,145.05 and 756,245.10

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Solution

The fourth proportional to 1,466,145.30, 2,199,145.05 and 756,245.10 is: 1,134,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,145.30 : 2,199,145.05 = 756,245.10 : x
  2. Step 2: Convert to fraction form
    1,466,145.30/2,199,145.05 = 756,245.10/x
  3. Step 3: Cross multiply
    1,466,145.30x = 2,199,145.05 × 756,245.10
  4. Step 4: Simplify right side
    1,466,145.30x = 1,663,092,668,251.76
  5. Step 5: Solve for x
    x = 1,663,092,668,251.76/1,466,145.30
  6. Step 6: Final answer
    x = 1,134,330.05

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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.