Home / 1,488,860.25-2,232,310.33-981,875.38

Finding the Fourth Proportional to 1,488,860.25, 2,232,310.33 and 981,875.38

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Solution

The fourth proportional to 1,488,860.25, 2,232,310.33 and 981,875.38 is: 1,472,166.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,860.25 : 2,232,310.33 = 981,875.38 : x
  2. Step 2: Convert to fraction form
    1,488,860.25/2,232,310.33 = 981,875.38/x
  3. Step 3: Cross multiply
    1,488,860.25x = 2,232,310.33 × 981,875.38
  4. Step 4: Simplify right side
    1,488,860.25x = 2,191,850,537,475.75
  5. Step 5: Solve for x
    x = 2,191,850,537,475.75/1,488,860.25
  6. Step 6: Final answer
    x = 1,472,166.74

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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.