Home / 1,170,554.76-1,615,355.82-822,184.56

Finding the Fourth Proportional to 1,170,554.76, 1,615,355.82 and 822,184.56

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Solution

The fourth proportional to 1,170,554.76, 1,615,355.82 and 822,184.56 is: 1,134,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,554.76 : 1,615,355.82 = 822,184.56 : x
  2. Step 2: Convert to fraction form
    1,170,554.76/1,615,355.82 = 822,184.56/x
  3. Step 3: Cross multiply
    1,170,554.76x = 1,615,355.82 × 822,184.56
  4. Step 4: Simplify right side
    1,170,554.76x = 1,328,120,614,110.14
  5. Step 5: Solve for x
    x = 1,328,120,614,110.14/1,170,554.76
  6. Step 6: Final answer
    x = 1,134,607.85

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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.