Home / 1,915,648.41-2,643,615.45-1,044,475.92

Finding the Fourth Proportional to 1,915,648.41, 2,643,615.45 and 1,044,475.92

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Solution

The fourth proportional to 1,915,648.41, 2,643,615.45 and 1,044,475.92 is: 1,441,388.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,648.41 : 2,643,615.45 = 1,044,475.92 : x
  2. Step 2: Convert to fraction form
    1,915,648.41/2,643,615.45 = 1,044,475.92/x
  3. Step 3: Cross multiply
    1,915,648.41x = 2,643,615.45 × 1,044,475.92
  4. Step 4: Simplify right side
    1,915,648.41x = 2,761,192,679,264.96
  5. Step 5: Solve for x
    x = 2,761,192,679,264.96/1,915,648.41
  6. Step 6: Final answer
    x = 1,441,388.03

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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.