Home / 3,991,106.10-5,986,659.15-1,466,433.30

Finding the Fourth Proportional to 3,991,106.10, 5,986,659.15 and 1,466,433.30

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Solution

The fourth proportional to 3,991,106.10, 5,986,659.15 and 1,466,433.30 is: 2,199,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,106.10 : 5,986,659.15 = 1,466,433.30 : x
  2. Step 2: Convert to fraction form
    3,991,106.10/5,986,659.15 = 1,466,433.30/x
  3. Step 3: Cross multiply
    3,991,106.10x = 5,986,659.15 × 1,466,433.30
  4. Step 4: Simplify right side
    3,991,106.10x = 8,779,036,333,309.70
  5. Step 5: Solve for x
    x = 8,779,036,333,309.70/3,991,106.10
  6. Step 6: Final answer
    x = 2,199,649.95

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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.