Home / 2,805,466.86-3,871,466.62-1,581,761.53

Finding the Fourth Proportional to 2,805,466.86, 3,871,466.62 and 1,581,761.53

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Solution

The fourth proportional to 2,805,466.86, 3,871,466.62 and 1,581,761.53 is: 2,182,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,466.86 : 3,871,466.62 = 1,581,761.53 : x
  2. Step 2: Convert to fraction form
    2,805,466.86/3,871,466.62 = 1,581,761.53/x
  3. Step 3: Cross multiply
    2,805,466.86x = 3,871,466.62 × 1,581,761.53
  4. Step 4: Simplify right side
    2,805,466.86x = 6,123,736,964,195.13
  5. Step 5: Solve for x
    x = 6,123,736,964,195.13/2,805,466.86
  6. Step 6: Final answer
    x = 2,182,787.13

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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.