Home / 4,154,139.80-6,231,209.70-1,914,651.80

Finding the Fourth Proportional to 4,154,139.80, 6,231,209.70 and 1,914,651.80

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Solution

The fourth proportional to 4,154,139.80, 6,231,209.70 and 1,914,651.80 is: 2,871,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154,139.80 : 6,231,209.70 = 1,914,651.80 : x
  2. Step 2: Convert to fraction form
    4,154,139.80/6,231,209.70 = 1,914,651.80/x
  3. Step 3: Cross multiply
    4,154,139.80x = 6,231,209.70 × 1,914,651.80
  4. Step 4: Simplify right side
    4,154,139.80x = 11,930,596,868,282.46
  5. Step 5: Solve for x
    x = 11,930,596,868,282.46/4,154,139.80
  6. Step 6: Final answer
    x = 2,871,977.70

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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.