Home / 1,218,373.20-1,827,732.60-376,837.20

Finding the Fourth Proportional to 1,218,373.20, 1,827,732.60 and 376,837.20

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Solution

The fourth proportional to 1,218,373.20, 1,827,732.60 and 376,837.20 is: 565,309.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,373.20 : 1,827,732.60 = 376,837.20 : x
  2. Step 2: Convert to fraction form
    1,218,373.20/1,827,732.60 = 376,837.20/x
  3. Step 3: Cross multiply
    1,218,373.20x = 1,827,732.60 × 376,837.20
  4. Step 4: Simplify right side
    1,218,373.20x = 688,757,635,332.72
  5. Step 5: Solve for x
    x = 688,757,635,332.72/1,218,373.20
  6. Step 6: Final answer
    x = 565,309.25

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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.