Home / 2,121,854.46-3,182,750.49-524,417.70

Finding the Fourth Proportional to 2,121,854.46, 3,182,750.49 and 524,417.70

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Solution

The fourth proportional to 2,121,854.46, 3,182,750.49 and 524,417.70 is: 786,618.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,854.46 : 3,182,750.49 = 524,417.70 : x
  2. Step 2: Convert to fraction form
    2,121,854.46/3,182,750.49 = 524,417.70/x
  3. Step 3: Cross multiply
    2,121,854.46x = 3,182,750.49 × 524,417.70
  4. Step 4: Simplify right side
    2,121,854.46x = 1,669,090,691,639.67
  5. Step 5: Solve for x
    x = 1,669,090,691,639.67/2,121,854.46
  6. Step 6: Final answer
    x = 786,618.84

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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.