Home / 3,608,345.46-4,979,307.49-1,976,468.74

Finding the Fourth Proportional to 3,608,345.46, 4,979,307.49 and 1,976,468.74

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Solution

The fourth proportional to 3,608,345.46, 4,979,307.49 and 1,976,468.74 is: 2,727,412.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,345.46 : 4,979,307.49 = 1,976,468.74 : x
  2. Step 2: Convert to fraction form
    3,608,345.46/4,979,307.49 = 1,976,468.74/x
  3. Step 3: Cross multiply
    3,608,345.46x = 4,979,307.49 × 1,976,468.74
  4. Step 4: Simplify right side
    3,608,345.46x = 9,841,445,600,832.86
  5. Step 5: Solve for x
    x = 9,841,445,600,832.86/3,608,345.46
  6. Step 6: Final answer
    x = 2,727,412.25

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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.