Home / 3,414,985.43-4,712,748.18-1,866,343.37

Finding the Fourth Proportional to 3,414,985.43, 4,712,748.18 and 1,866,343.37

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Solution

The fourth proportional to 3,414,985.43, 4,712,748.18 and 1,866,343.37 is: 2,575,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,985.43 : 4,712,748.18 = 1,866,343.37 : x
  2. Step 2: Convert to fraction form
    3,414,985.43/4,712,748.18 = 1,866,343.37/x
  3. Step 3: Cross multiply
    3,414,985.43x = 4,712,748.18 × 1,866,343.37
  4. Step 4: Simplify right side
    3,414,985.43x = 8,795,606,320,222.57
  5. Step 5: Solve for x
    x = 8,795,606,320,222.57/3,414,985.43
  6. Step 6: Final answer
    x = 2,575,591.17

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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.