Home / 2,760,038.10-4,140,057.15-866,970.90

Finding the Fourth Proportional to 2,760,038.10, 4,140,057.15 and 866,970.90

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Solution

The fourth proportional to 2,760,038.10, 4,140,057.15 and 866,970.90 is: 1,300,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,038.10 : 4,140,057.15 = 866,970.90 : x
  2. Step 2: Convert to fraction form
    2,760,038.10/4,140,057.15 = 866,970.90/x
  3. Step 3: Cross multiply
    2,760,038.10x = 4,140,057.15 × 866,970.90
  4. Step 4: Simplify right side
    2,760,038.10x = 3,589,309,073,386.94
  5. Step 5: Solve for x
    x = 3,589,309,073,386.94/2,760,038.10
  6. Step 6: Final answer
    x = 1,300,456.35

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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.