Home / 1,044,098.40-1,562,648.40-918,127.20

Finding the Fourth Proportional to 1,044,098.40, 1,562,648.40 and 918,127.20

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Solution

The fourth proportional to 1,044,098.40, 1,562,648.40 and 918,127.20 is: 1,374,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,098.40 : 1,562,648.40 = 918,127.20 : x
  2. Step 2: Convert to fraction form
    1,044,098.40/1,562,648.40 = 918,127.20/x
  3. Step 3: Cross multiply
    1,044,098.40x = 1,562,648.40 × 918,127.20
  4. Step 4: Simplify right side
    1,044,098.40x = 1,434,710,000,076.48
  5. Step 5: Solve for x
    x = 1,434,710,000,076.48/1,044,098.40
  6. Step 6: Final answer
    x = 1,374,113.78

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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.