Home / 1,500,179.30-2,070,542.52-1,136,969.63

Finding the Fourth Proportional to 1,500,179.30, 2,070,542.52 and 1,136,969.63

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Solution

The fourth proportional to 1,500,179.30, 2,070,542.52 and 1,136,969.63 is: 1,569,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,179.30 : 2,070,542.52 = 1,136,969.63 : x
  2. Step 2: Convert to fraction form
    1,500,179.30/2,070,542.52 = 1,136,969.63/x
  3. Step 3: Cross multiply
    1,500,179.30x = 2,070,542.52 × 1,136,969.63
  4. Step 4: Simplify right side
    1,500,179.30x = 2,354,143,962,863.67
  5. Step 5: Solve for x
    x = 2,354,143,962,863.67/1,500,179.30
  6. Step 6: Final answer
    x = 1,569,241.73

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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.