Home / 2,840,963.21-3,919,280.85-1,738,447.13

Finding the Fourth Proportional to 2,840,963.21, 3,919,280.85 and 1,738,447.13

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Solution

The fourth proportional to 2,840,963.21, 3,919,280.85 and 1,738,447.13 is: 2,398,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,963.21 : 3,919,280.85 = 1,738,447.13 : x
  2. Step 2: Convert to fraction form
    2,840,963.21/3,919,280.85 = 1,738,447.13/x
  3. Step 3: Cross multiply
    2,840,963.21x = 3,919,280.85 × 1,738,447.13
  4. Step 4: Simplify right side
    2,840,963.21x = 6,813,462,545,346.46
  5. Step 5: Solve for x
    x = 6,813,462,545,346.46/2,840,963.21
  6. Step 6: Final answer
    x = 2,398,293.13

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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.