Home / 1,500,117.31-2,250,312.69-488,979.73

Finding the Fourth Proportional to 1,500,117.31, 2,250,312.69 and 488,979.73

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Solution

The fourth proportional to 1,500,117.31, 2,250,312.69 and 488,979.73 is: 733,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,117.31 : 2,250,312.69 = 488,979.73 : x
  2. Step 2: Convert to fraction form
    1,500,117.31/2,250,312.69 = 488,979.73/x
  3. Step 3: Cross multiply
    1,500,117.31x = 2,250,312.69 × 488,979.73
  4. Step 4: Simplify right side
    1,500,117.31x = 1,100,357,294,384.66
  5. Step 5: Solve for x
    x = 1,100,357,294,384.66/1,500,117.31
  6. Step 6: Final answer
    x = 733,514.16

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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.