Home / 1,126,097.64-1,689,146.45-284,649.39

Finding the Fourth Proportional to 1,126,097.64, 1,689,146.45 and 284,649.39

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Solution

The fourth proportional to 1,126,097.64, 1,689,146.45 and 284,649.39 is: 426,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,097.64 : 1,689,146.45 = 284,649.39 : x
  2. Step 2: Convert to fraction form
    1,126,097.64/1,689,146.45 = 284,649.39/x
  3. Step 3: Cross multiply
    1,126,097.64x = 1,689,146.45 × 284,649.39
  4. Step 4: Simplify right side
    1,126,097.64x = 480,814,498,879.06
  5. Step 5: Solve for x
    x = 480,814,498,879.06/1,126,097.64
  6. Step 6: Final answer
    x = 426,974.08

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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.