Home / 1,811,195.90-2,716,793.85-866,411.90

Finding the Fourth Proportional to 1,811,195.90, 2,716,793.85 and 866,411.90

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Solution

The fourth proportional to 1,811,195.90, 2,716,793.85 and 866,411.90 is: 1,299,617.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,195.90 : 2,716,793.85 = 866,411.90 : x
  2. Step 2: Convert to fraction form
    1,811,195.90/2,716,793.85 = 866,411.90/x
  3. Step 3: Cross multiply
    1,811,195.90x = 2,716,793.85 × 866,411.90
  4. Step 4: Simplify right side
    1,811,195.90x = 2,353,862,521,486.82
  5. Step 5: Solve for x
    x = 2,353,862,521,486.82/1,811,195.90
  6. Step 6: Final answer
    x = 1,299,617.85

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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.