Home / 1,359,717.12-2,039,579.52-413,095.68

Finding the Fourth Proportional to 1,359,717.12, 2,039,579.52 and 413,095.68

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Solution

The fourth proportional to 1,359,717.12, 2,039,579.52 and 413,095.68 is: 619,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,717.12 : 2,039,579.52 = 413,095.68 : x
  2. Step 2: Convert to fraction form
    1,359,717.12/2,039,579.52 = 413,095.68/x
  3. Step 3: Cross multiply
    1,359,717.12x = 2,039,579.52 × 413,095.68
  4. Step 4: Simplify right side
    1,359,717.12x = 842,541,488,728.47
  5. Step 5: Solve for x
    x = 842,541,488,728.47/1,359,717.12
  6. Step 6: Final answer
    x = 619,644.69

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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.