Home / 2,563,721.10-3,840,916.05-2,087,829.90

Finding the Fourth Proportional to 2,563,721.10, 3,840,916.05 and 2,087,829.90

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Solution

The fourth proportional to 2,563,721.10, 3,840,916.05 and 2,087,829.90 is: 3,127,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563,721.10 : 3,840,916.05 = 2,087,829.90 : x
  2. Step 2: Convert to fraction form
    2,563,721.10/3,840,916.05 = 2,087,829.90/x
  3. Step 3: Cross multiply
    2,563,721.10x = 3,840,916.05 × 2,087,829.90
  4. Step 4: Simplify right side
    2,563,721.10x = 8,019,179,372,579.90
  5. Step 5: Solve for x
    x = 8,019,179,372,579.90/2,563,721.10
  6. Step 6: Final answer
    x = 3,127,945.30

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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.