Home / 3,098,515.38-4,646,728.17-1,178,970.90

Finding the Fourth Proportional to 3,098,515.38, 4,646,728.17 and 1,178,970.90

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Solution

The fourth proportional to 3,098,515.38, 4,646,728.17 and 1,178,970.90 is: 1,768,058.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,515.38 : 4,646,728.17 = 1,178,970.90 : x
  2. Step 2: Convert to fraction form
    3,098,515.38/4,646,728.17 = 1,178,970.90/x
  3. Step 3: Cross multiply
    3,098,515.38x = 4,646,728.17 × 1,178,970.90
  4. Step 4: Simplify right side
    3,098,515.38x = 5,478,357,292,640.25
  5. Step 5: Solve for x
    x = 5,478,357,292,640.25/3,098,515.38
  6. Step 6: Final answer
    x = 1,768,058.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.