Home / 1,423,853.30-2,135,443.39-524,806.76

Finding the Fourth Proportional to 1,423,853.30, 2,135,443.39 and 524,806.76

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Solution

The fourth proportional to 1,423,853.30, 2,135,443.39 and 524,806.76 is: 787,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,853.30 : 2,135,443.39 = 524,806.76 : x
  2. Step 2: Convert to fraction form
    1,423,853.30/2,135,443.39 = 524,806.76/x
  3. Step 3: Cross multiply
    1,423,853.30x = 2,135,443.39 × 524,806.76
  4. Step 4: Simplify right side
    1,423,853.30x = 1,120,695,130,695.91
  5. Step 5: Solve for x
    x = 1,120,695,130,695.91/1,423,853.30
  6. Step 6: Final answer
    x = 787,086.09

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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.