Home / 2,500,890.17-3,449,970.11-1,641,331.13

Finding the Fourth Proportional to 2,500,890.17, 3,449,970.11 and 1,641,331.13

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Solution

The fourth proportional to 2,500,890.17, 3,449,970.11 and 1,641,331.13 is: 2,264,211.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,890.17 : 3,449,970.11 = 1,641,331.13 : x
  2. Step 2: Convert to fraction form
    2,500,890.17/3,449,970.11 = 1,641,331.13/x
  3. Step 3: Cross multiply
    2,500,890.17x = 3,449,970.11 × 1,641,331.13
  4. Step 4: Simplify right side
    2,500,890.17x = 5,662,543,330,905.87
  5. Step 5: Solve for x
    x = 5,662,543,330,905.87/2,500,890.17
  6. Step 6: Final answer
    x = 2,264,211.12

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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.