Home / 1,451,132.36-2,176,691.65-371,642.79

Finding the Fourth Proportional to 1,451,132.36, 2,176,691.65 and 371,642.79

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Solution

The fourth proportional to 1,451,132.36, 2,176,691.65 and 371,642.79 is: 557,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,132.36 : 2,176,691.65 = 371,642.79 : x
  2. Step 2: Convert to fraction form
    1,451,132.36/2,176,691.65 = 371,642.79/x
  3. Step 3: Cross multiply
    1,451,132.36x = 2,176,691.65 × 371,642.79
  4. Step 4: Simplify right side
    1,451,132.36x = 808,951,756,846.60
  5. Step 5: Solve for x
    x = 808,951,756,846.60/1,451,132.36
  6. Step 6: Final answer
    x = 557,462.42

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1.5x scale

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.