Home / 3,754,708.74-5,181,177.69-2,123,036.10

Finding the Fourth Proportional to 3,754,708.74, 5,181,177.69 and 2,123,036.10

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Solution

The fourth proportional to 3,754,708.74, 5,181,177.69 and 2,123,036.10 is: 2,929,608.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,708.74 : 5,181,177.69 = 2,123,036.10 : x
  2. Step 2: Convert to fraction form
    3,754,708.74/5,181,177.69 = 2,123,036.10/x
  3. Step 3: Cross multiply
    3,754,708.74x = 5,181,177.69 × 2,123,036.10
  4. Step 4: Simplify right side
    3,754,708.74x = 10,999,827,276,384.61
  5. Step 5: Solve for x
    x = 10,999,827,276,384.61/3,754,708.74
  6. Step 6: Final answer
    x = 2,929,608.67

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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.