Home / 4,252,139.70-6,378,209.55-3,065,254.80

Finding the Fourth Proportional to 4,252,139.70, 6,378,209.55 and 3,065,254.80

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Solution

The fourth proportional to 4,252,139.70, 6,378,209.55 and 3,065,254.80 is: 4,597,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252,139.70 : 6,378,209.55 = 3,065,254.80 : x
  2. Step 2: Convert to fraction form
    4,252,139.70/6,378,209.55 = 3,065,254.80/x
  3. Step 3: Cross multiply
    4,252,139.70x = 6,378,209.55 × 3,065,254.80
  4. Step 4: Simplify right side
    4,252,139.70x = 19,550,837,438,543.34
  5. Step 5: Solve for x
    x = 19,550,837,438,543.34/4,252,139.70
  6. Step 6: Final answer
    x = 4,597,882.20

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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.