Home / 1,874,798.71-2,812,343.85-612,753.91

Finding the Fourth Proportional to 1,874,798.71, 2,812,343.85 and 612,753.91

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Solution

The fourth proportional to 1,874,798.71, 2,812,343.85 and 612,753.91 is: 919,178.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,798.71 : 2,812,343.85 = 612,753.91 : x
  2. Step 2: Convert to fraction form
    1,874,798.71/2,812,343.85 = 612,753.91/x
  3. Step 3: Cross multiply
    1,874,798.71x = 2,812,343.85 × 612,753.91
  4. Step 4: Simplify right side
    1,874,798.71x = 1,723,274,683,321.09
  5. Step 5: Solve for x
    x = 1,723,274,683,321.09/1,874,798.71
  6. Step 6: Final answer
    x = 919,178.51

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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.