Home / 1,177,508.95-1,624,992.20-661,304.05

Finding the Fourth Proportional to 1,177,508.95, 1,624,992.20 and 661,304.05

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Solution

The fourth proportional to 1,177,508.95, 1,624,992.20 and 661,304.05 is: 912,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,508.95 : 1,624,992.20 = 661,304.05 : x
  2. Step 2: Convert to fraction form
    1,177,508.95/1,624,992.20 = 661,304.05/x
  3. Step 3: Cross multiply
    1,177,508.95x = 1,624,992.20 × 661,304.05
  4. Step 4: Simplify right side
    1,177,508.95x = 1,074,613,923,078.41
  5. Step 5: Solve for x
    x = 1,074,613,923,078.41/1,177,508.95
  6. Step 6: Final answer
    x = 912,616.35

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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.