Home / 3,806,721.80-5,253,423.30-2,087,914.76

Finding the Fourth Proportional to 3,806,721.80, 5,253,423.30 and 2,087,914.76

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Solution

The fourth proportional to 3,806,721.80, 5,253,423.30 and 2,087,914.76 is: 2,881,403.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,721.80 : 5,253,423.30 = 2,087,914.76 : x
  2. Step 2: Convert to fraction form
    3,806,721.80/5,253,423.30 = 2,087,914.76/x
  3. Step 3: Cross multiply
    3,806,721.80x = 5,253,423.30 × 2,087,914.76
  4. Step 4: Simplify right side
    3,806,721.80x = 10,968,700,048,597.91
  5. Step 5: Solve for x
    x = 10,968,700,048,597.91/3,806,721.80
  6. Step 6: Final answer
    x = 2,881,403.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.