Home / 5,426,335.86-7,487,871.22-2,978,937.06

Finding the Fourth Proportional to 5,426,335.86, 7,487,871.22 and 2,978,937.06

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Solution

The fourth proportional to 5,426,335.86, 7,487,871.22 and 2,978,937.06 is: 4,110,673.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,335.86 : 7,487,871.22 = 2,978,937.06 : x
  2. Step 2: Convert to fraction form
    5,426,335.86/7,487,871.22 = 2,978,937.06/x
  3. Step 3: Cross multiply
    5,426,335.86x = 7,487,871.22 × 2,978,937.06
  4. Step 4: Simplify right side
    5,426,335.86x = 22,305,897,077,765.41
  5. Step 5: Solve for x
    x = 22,305,897,077,765.41/5,426,335.86
  6. Step 6: Final answer
    x = 4,110,673.88

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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.