Home / 1,149,118.46-1,586,062.59-665,605.34

Finding the Fourth Proportional to 1,149,118.46, 1,586,062.59 and 665,605.34

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Solution

The fourth proportional to 1,149,118.46, 1,586,062.59 and 665,605.34 is: 918,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,118.46 : 1,586,062.59 = 665,605.34 : x
  2. Step 2: Convert to fraction form
    1,149,118.46/1,586,062.59 = 665,605.34/x
  3. Step 3: Cross multiply
    1,149,118.46x = 1,586,062.59 × 665,605.34
  4. Step 4: Simplify right side
    1,149,118.46x = 1,055,691,729,478.23
  5. Step 5: Solve for x
    x = 1,055,691,729,478.23/1,149,118.46
  6. Step 6: Final answer
    x = 918,697.04

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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.