Home / 1,160,026.61-1,739,808.33-391,449.20

Finding the Fourth Proportional to 1,160,026.61, 1,739,808.33 and 391,449.20

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Solution

The fourth proportional to 1,160,026.61, 1,739,808.33 and 391,449.20 is: 587,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,026.61 : 1,739,808.33 = 391,449.20 : x
  2. Step 2: Convert to fraction form
    1,160,026.61/1,739,808.33 = 391,449.20/x
  3. Step 3: Cross multiply
    1,160,026.61x = 1,739,808.33 × 391,449.20
  4. Step 4: Simplify right side
    1,160,026.61x = 681,046,570,232.79
  5. Step 5: Solve for x
    x = 681,046,570,232.79/1,160,026.61
  6. Step 6: Final answer
    x = 587,095.65

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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.