Home / 2,670,691.86-4,006,042.80-648,937.48

Finding the Fourth Proportional to 2,670,691.86, 4,006,042.80 and 648,937.48

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Solution

The fourth proportional to 2,670,691.86, 4,006,042.80 and 648,937.48 is: 973,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,691.86 : 4,006,042.80 = 648,937.48 : x
  2. Step 2: Convert to fraction form
    2,670,691.86/4,006,042.80 = 648,937.48/x
  3. Step 3: Cross multiply
    2,670,691.86x = 4,006,042.80 × 648,937.48
  4. Step 4: Simplify right side
    2,670,691.86x = 2,599,671,319,404.14
  5. Step 5: Solve for x
    x = 2,599,671,319,404.14/2,670,691.86
  6. Step 6: Final answer
    x = 973,407.44

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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.