Home / 5,734,678.04-7,913,920.40-3,121,198.86

Finding the Fourth Proportional to 5,734,678.04, 7,913,920.40 and 3,121,198.86

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Solution

The fourth proportional to 5,734,678.04, 7,913,920.40 and 3,121,198.86 is: 4,307,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,734,678.04 : 7,913,920.40 = 3,121,198.86 : x
  2. Step 2: Convert to fraction form
    5,734,678.04/7,913,920.40 = 3,121,198.86/x
  3. Step 3: Cross multiply
    5,734,678.04x = 7,913,920.40 × 3,121,198.86
  4. Step 4: Simplify right side
    5,734,678.04x = 24,700,919,291,963.72
  5. Step 5: Solve for x
    x = 24,700,919,291,963.72/5,734,678.04
  6. Step 6: Final answer
    x = 4,307,289.63

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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.