Home / 1,204,762.61-1,662,585.24-660,899.45

Finding the Fourth Proportional to 1,204,762.61, 1,662,585.24 and 660,899.45

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Solution

The fourth proportional to 1,204,762.61, 1,662,585.24 and 660,899.45 is: 912,048.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,762.61 : 1,662,585.24 = 660,899.45 : x
  2. Step 2: Convert to fraction form
    1,204,762.61/1,662,585.24 = 660,899.45/x
  3. Step 3: Cross multiply
    1,204,762.61x = 1,662,585.24 × 660,899.45
  4. Step 4: Simplify right side
    1,204,762.61x = 1,098,801,667,389.62
  5. Step 5: Solve for x
    x = 1,098,801,667,389.62/1,204,762.61
  6. Step 6: Final answer
    x = 912,048.28

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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.