Home / 1,179,139.74-1,768,709.61-292,675.74

Finding the Fourth Proportional to 1,179,139.74, 1,768,709.61 and 292,675.74

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Solution

The fourth proportional to 1,179,139.74, 1,768,709.61 and 292,675.74 is: 439,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,139.74 : 1,768,709.61 = 292,675.74 : x
  2. Step 2: Convert to fraction form
    1,179,139.74/1,768,709.61 = 292,675.74/x
  3. Step 3: Cross multiply
    1,179,139.74x = 1,768,709.61 × 292,675.74
  4. Step 4: Simplify right side
    1,179,139.74x = 517,658,393,951.86
  5. Step 5: Solve for x
    x = 517,658,393,951.86/1,179,139.74
  6. Step 6: Final answer
    x = 439,013.61

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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.