Home / 3,799,490.55-5,243,139.48-2,080,581.45

Finding the Fourth Proportional to 3,799,490.55, 5,243,139.48 and 2,080,581.45

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Solution

The fourth proportional to 3,799,490.55, 5,243,139.48 and 2,080,581.45 is: 2,871,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,799,490.55 : 5,243,139.48 = 2,080,581.45 : x
  2. Step 2: Convert to fraction form
    3,799,490.55/5,243,139.48 = 2,080,581.45/x
  3. Step 3: Cross multiply
    3,799,490.55x = 5,243,139.48 × 2,080,581.45
  4. Step 4: Simplify right side
    3,799,490.55x = 10,908,778,741,850.65
  5. Step 5: Solve for x
    x = 10,908,778,741,850.65/3,799,490.55
  6. Step 6: Final answer
    x = 2,871,116.17

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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.