Home / 1,204,763.11-1,662,585.93-660,899.95

Finding the Fourth Proportional to 1,204,763.11, 1,662,585.93 and 660,899.95

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Solution

The fourth proportional to 1,204,763.11, 1,662,585.93 and 660,899.95 is: 912,048.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,763.11 : 1,662,585.93 = 660,899.95 : x
  2. Step 2: Convert to fraction form
    1,204,763.11/1,662,585.93 = 660,899.95/x
  3. Step 3: Cross multiply
    1,204,763.11x = 1,662,585.93 × 660,899.95
  4. Step 4: Simplify right side
    1,204,763.11x = 1,098,802,954,703.20
  5. Step 5: Solve for x
    x = 1,098,802,954,703.20/1,204,763.11
  6. Step 6: Final answer
    x = 912,048.97

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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.