Home / 2,799,672.30-4,199,508.45-1,903,877.10

Finding the Fourth Proportional to 2,799,672.30, 4,199,508.45 and 1,903,877.10

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Solution

The fourth proportional to 2,799,672.30, 4,199,508.45 and 1,903,877.10 is: 2,855,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,672.30 : 4,199,508.45 = 1,903,877.10 : x
  2. Step 2: Convert to fraction form
    2,799,672.30/4,199,508.45 = 1,903,877.10/x
  3. Step 3: Cross multiply
    2,799,672.30x = 4,199,508.45 × 1,903,877.10
  4. Step 4: Simplify right side
    2,799,672.30x = 7,995,347,969,211.50
  5. Step 5: Solve for x
    x = 7,995,347,969,211.50/2,799,672.30
  6. Step 6: Final answer
    x = 2,855,815.65

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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.