Home / 2,750,885.70-4,126,510.80-729,101.40

Finding the Fourth Proportional to 2,750,885.70, 4,126,510.80 and 729,101.40

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Solution

The fourth proportional to 2,750,885.70, 4,126,510.80 and 729,101.40 is: 1,093,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,885.70 : 4,126,510.80 = 729,101.40 : x
  2. Step 2: Convert to fraction form
    2,750,885.70/4,126,510.80 = 729,101.40/x
  3. Step 3: Cross multiply
    2,750,885.70x = 4,126,510.80 × 729,101.40
  4. Step 4: Simplify right side
    2,750,885.70x = 3,008,644,801,395.12
  5. Step 5: Solve for x
    x = 3,008,644,801,395.12/2,750,885.70
  6. Step 6: Final answer
    x = 1,093,700.40

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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.