Home / 2,880,053.10-4,320,079.65-1,107,125.10

Finding the Fourth Proportional to 2,880,053.10, 4,320,079.65 and 1,107,125.10

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Solution

The fourth proportional to 2,880,053.10, 4,320,079.65 and 1,107,125.10 is: 1,660,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,053.10 : 4,320,079.65 = 1,107,125.10 : x
  2. Step 2: Convert to fraction form
    2,880,053.10/4,320,079.65 = 1,107,125.10/x
  3. Step 3: Cross multiply
    2,880,053.10x = 4,320,079.65 × 1,107,125.10
  4. Step 4: Simplify right side
    2,880,053.10x = 4,782,868,614,514.22
  5. Step 5: Solve for x
    x = 4,782,868,614,514.22/2,880,053.10
  6. Step 6: Final answer
    x = 1,660,687.65

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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.