Home / 3,887,729.10-5,826,672.90-1,488,371.40

Finding the Fourth Proportional to 3,887,729.10, 5,826,672.90 and 1,488,371.40

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Solution

The fourth proportional to 3,887,729.10, 5,826,672.90 and 1,488,371.40 is: 2,230,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,729.10 : 5,826,672.90 = 1,488,371.40 : x
  2. Step 2: Convert to fraction form
    3,887,729.10/5,826,672.90 = 1,488,371.40/x
  3. Step 3: Cross multiply
    3,887,729.10x = 5,826,672.90 × 1,488,371.40
  4. Step 4: Simplify right side
    3,887,729.10x = 8,672,253,301,515.06
  5. Step 5: Solve for x
    x = 8,672,253,301,515.06/3,887,729.10
  6. Step 6: Final answer
    x = 2,230,673.25

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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.