Home / 1,170,390.34-1,755,646.25-371,734.39

Finding the Fourth Proportional to 1,170,390.34, 1,755,646.25 and 371,734.39

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Solution

The fourth proportional to 1,170,390.34, 1,755,646.25 and 371,734.39 is: 557,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,390.34 : 1,755,646.25 = 371,734.39 : x
  2. Step 2: Convert to fraction form
    1,170,390.34/1,755,646.25 = 371,734.39/x
  3. Step 3: Cross multiply
    1,170,390.34x = 1,755,646.25 × 371,734.39
  4. Step 4: Simplify right side
    1,170,390.34x = 652,634,087,799.54
  5. Step 5: Solve for x
    x = 652,634,087,799.54/1,170,390.34
  6. Step 6: Final answer
    x = 557,620.88

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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.