Home / 1,044,188.40-1,562,783.40-918,217.20

Finding the Fourth Proportional to 1,044,188.40, 1,562,783.40 and 918,217.20

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Solution

The fourth proportional to 1,044,188.40, 1,562,783.40 and 918,217.20 is: 1,374,248.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,188.40 : 1,562,783.40 = 918,217.20 : x
  2. Step 2: Convert to fraction form
    1,044,188.40/1,562,783.40 = 918,217.20/x
  3. Step 3: Cross multiply
    1,044,188.40x = 1,562,783.40 × 918,217.20
  4. Step 4: Simplify right side
    1,044,188.40x = 1,434,974,597,754.48
  5. Step 5: Solve for x
    x = 1,434,974,597,754.48/1,044,188.40
  6. Step 6: Final answer
    x = 1,374,248.74

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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.