Home / 1,158,780.22-1,599,642.24-745,912.89

Finding the Fourth Proportional to 1,158,780.22, 1,599,642.24 and 745,912.89

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Solution

The fourth proportional to 1,158,780.22, 1,599,642.24 and 745,912.89 is: 1,029,698.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,780.22 : 1,599,642.24 = 745,912.89 : x
  2. Step 2: Convert to fraction form
    1,158,780.22/1,599,642.24 = 745,912.89/x
  3. Step 3: Cross multiply
    1,158,780.22x = 1,599,642.24 × 745,912.89
  4. Step 4: Simplify right side
    1,158,780.22x = 1,193,193,763,407.30
  5. Step 5: Solve for x
    x = 1,193,193,763,407.30/1,158,780.22
  6. Step 6: Final answer
    x = 1,029,698.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.