Home / 1,262,354.22-1,893,531.60-315,725.04

Finding the Fourth Proportional to 1,262,354.22, 1,893,531.60 and 315,725.04

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Solution

The fourth proportional to 1,262,354.22, 1,893,531.60 and 315,725.04 is: 473,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,354.22 : 1,893,531.60 = 315,725.04 : x
  2. Step 2: Convert to fraction form
    1,262,354.22/1,893,531.60 = 315,725.04/x
  3. Step 3: Cross multiply
    1,262,354.22x = 1,893,531.60 × 315,725.04
  4. Step 4: Simplify right side
    1,262,354.22x = 597,835,340,151.26
  5. Step 5: Solve for x
    x = 597,835,340,151.26/1,262,354.22
  6. Step 6: Final answer
    x = 473,587.63

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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.