Home / 2,841,857.60-4,259,111.92-2,126,271.20

Finding the Fourth Proportional to 2,841,857.60, 4,259,111.92 and 2,126,271.20

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Solution

The fourth proportional to 2,841,857.60, 4,259,111.92 and 2,126,271.20 is: 3,186,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,857.60 : 4,259,111.92 = 2,126,271.20 : x
  2. Step 2: Convert to fraction form
    2,841,857.60/4,259,111.92 = 2,126,271.20/x
  3. Step 3: Cross multiply
    2,841,857.60x = 4,259,111.92 × 2,126,271.20
  4. Step 4: Simplify right side
    2,841,857.60x = 9,056,027,013,072.71
  5. Step 5: Solve for x
    x = 9,056,027,013,072.71/2,841,857.60
  6. Step 6: Final answer
    x = 3,186,657.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.