Home / 1,088,049.28-1,634,829.44-688,877.76

Finding the Fourth Proportional to 1,088,049.28, 1,634,829.44 and 688,877.76

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Solution

The fourth proportional to 1,088,049.28, 1,634,829.44 and 688,877.76 is: 1,035,061.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,049.28 : 1,634,829.44 = 688,877.76 : x
  2. Step 2: Convert to fraction form
    1,088,049.28/1,634,829.44 = 688,877.76/x
  3. Step 3: Cross multiply
    1,088,049.28x = 1,634,829.44 × 688,877.76
  4. Step 4: Simplify right side
    1,088,049.28x = 1,126,197,642,609.25
  5. Step 5: Solve for x
    x = 1,126,197,642,609.25/1,088,049.28
  6. Step 6: Final answer
    x = 1,035,061.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.