Home / 1,150,245.90-1,587,345.63-667,097.49

Finding the Fourth Proportional to 1,150,245.90, 1,587,345.63 and 667,097.49

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Solution

The fourth proportional to 1,150,245.90, 1,587,345.63 and 667,097.49 is: 920,598.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,245.90 : 1,587,345.63 = 667,097.49 : x
  2. Step 2: Convert to fraction form
    1,150,245.90/1,587,345.63 = 667,097.49/x
  3. Step 3: Cross multiply
    1,150,245.90x = 1,587,345.63 × 667,097.49
  4. Step 4: Simplify right side
    1,150,245.90x = 1,058,914,285,535.47
  5. Step 5: Solve for x
    x = 1,058,914,285,535.47/1,150,245.90
  6. Step 6: Final answer
    x = 920,598.18

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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.