Home / 5,426,337.37-7,487,873.29-2,978,938.57

Finding the Fourth Proportional to 5,426,337.37, 7,487,873.29 and 2,978,938.57

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Solution

The fourth proportional to 5,426,337.37, 7,487,873.29 and 2,978,938.57 is: 4,110,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,337.37 : 7,487,873.29 = 2,978,938.57 : x
  2. Step 2: Convert to fraction form
    5,426,337.37/7,487,873.29 = 2,978,938.57/x
  3. Step 3: Cross multiply
    5,426,337.37x = 7,487,873.29 × 2,978,938.57
  4. Step 4: Simplify right side
    5,426,337.37x = 22,305,914,550,853.79
  5. Step 5: Solve for x
    x = 22,305,914,550,853.79/5,426,337.37
  6. Step 6: Final answer
    x = 4,110,675.96

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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.