Home / 3,027,903.32-4,178,389.25-1,721,326.55

Finding the Fourth Proportional to 3,027,903.32, 4,178,389.25 and 1,721,326.55

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Solution

The fourth proportional to 3,027,903.32, 4,178,389.25 and 1,721,326.55 is: 2,375,363.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027,903.32 : 4,178,389.25 = 1,721,326.55 : x
  2. Step 2: Convert to fraction form
    3,027,903.32/4,178,389.25 = 1,721,326.55/x
  3. Step 3: Cross multiply
    3,027,903.32x = 4,178,389.25 × 1,721,326.55
  4. Step 4: Simplify right side
    3,027,903.32x = 7,192,372,335,670.96
  5. Step 5: Solve for x
    x = 7,192,372,335,670.96/3,027,903.32
  6. Step 6: Final answer
    x = 2,375,363.93

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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.