Home / 1,368,337.20-2,049,006.60-1,011,418.80

Finding the Fourth Proportional to 1,368,337.20, 2,049,006.60 and 1,011,418.80

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Solution

The fourth proportional to 1,368,337.20, 2,049,006.60 and 1,011,418.80 is: 1,514,541.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,337.20 : 2,049,006.60 = 1,011,418.80 : x
  2. Step 2: Convert to fraction form
    1,368,337.20/2,049,006.60 = 1,011,418.80/x
  3. Step 3: Cross multiply
    1,368,337.20x = 2,049,006.60 × 1,011,418.80
  4. Step 4: Simplify right side
    1,368,337.20x = 2,072,403,796,564.08
  5. Step 5: Solve for x
    x = 2,072,403,796,564.08/1,368,337.20
  6. Step 6: Final answer
    x = 1,514,541.73

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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.