Home / 1,896,549.28-2,619,393.64-1,275,273.62

Finding the Fourth Proportional to 1,896,549.28, 2,619,393.64 and 1,275,273.62

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Solution

The fourth proportional to 1,896,549.28, 2,619,393.64 and 1,275,273.62 is: 1,761,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,549.28 : 2,619,393.64 = 1,275,273.62 : x
  2. Step 2: Convert to fraction form
    1,896,549.28/2,619,393.64 = 1,275,273.62/x
  3. Step 3: Cross multiply
    1,896,549.28x = 2,619,393.64 × 1,275,273.62
  4. Step 4: Simplify right side
    1,896,549.28x = 3,340,443,609,487.78
  5. Step 5: Solve for x
    x = 3,340,443,609,487.78/1,896,549.28
  6. Step 6: Final answer
    x = 1,761,327.08

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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.