Home / 1,520,751.52-2,099,104.50-876,602.44

Finding the Fourth Proportional to 1,520,751.52, 2,099,104.50 and 876,602.44

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Solution

The fourth proportional to 1,520,751.52, 2,099,104.50 and 876,602.44 is: 1,209,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,751.52 : 2,099,104.50 = 876,602.44 : x
  2. Step 2: Convert to fraction form
    1,520,751.52/2,099,104.50 = 876,602.44/x
  3. Step 3: Cross multiply
    1,520,751.52x = 2,099,104.50 × 876,602.44
  4. Step 4: Simplify right side
    1,520,751.52x = 1,840,080,126,514.98
  5. Step 5: Solve for x
    x = 1,840,080,126,514.98/1,520,751.52
  6. Step 6: Final answer
    x = 1,209,980.79

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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.