Home / 2,978,753.47-4,110,350.88-1,671,705.73

Finding the Fourth Proportional to 2,978,753.47, 4,110,350.88 and 1,671,705.73

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Solution

The fourth proportional to 2,978,753.47, 4,110,350.88 and 1,671,705.73 is: 2,306,769.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,978,753.47 : 4,110,350.88 = 1,671,705.73 : x
  2. Step 2: Convert to fraction form
    2,978,753.47/4,110,350.88 = 1,671,705.73/x
  3. Step 3: Cross multiply
    2,978,753.47x = 4,110,350.88 × 1,671,705.73
  4. Step 4: Simplify right side
    2,978,753.47x = 6,871,297,108,130.67
  5. Step 5: Solve for x
    x = 6,871,297,108,130.67/2,978,753.47
  6. Step 6: Final answer
    x = 2,306,769.32

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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.