Home / 1,124,604.90-1,685,041.11-791,481.06

Finding the Fourth Proportional to 1,124,604.90, 1,685,041.11 and 791,481.06

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Solution

The fourth proportional to 1,124,604.90, 1,685,041.11 and 791,481.06 is: 1,185,908.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,604.90 : 1,685,041.11 = 791,481.06 : x
  2. Step 2: Convert to fraction form
    1,124,604.90/1,685,041.11 = 791,481.06/x
  3. Step 3: Cross multiply
    1,124,604.90x = 1,685,041.11 × 791,481.06
  4. Step 4: Simplify right side
    1,124,604.90x = 1,333,678,123,886.38
  5. Step 5: Solve for x
    x = 1,333,678,123,886.38/1,124,604.90
  6. Step 6: Final answer
    x = 1,185,908.16

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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.