Home / 2,598,378.90-3,897,568.35-1,641,785.10

Finding the Fourth Proportional to 2,598,378.90, 3,897,568.35 and 1,641,785.10

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Solution

The fourth proportional to 2,598,378.90, 3,897,568.35 and 1,641,785.10 is: 2,462,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,378.90 : 3,897,568.35 = 1,641,785.10 : x
  2. Step 2: Convert to fraction form
    2,598,378.90/3,897,568.35 = 1,641,785.10/x
  3. Step 3: Cross multiply
    2,598,378.90x = 3,897,568.35 × 1,641,785.10
  4. Step 4: Simplify right side
    2,598,378.90x = 6,398,969,643,261.59
  5. Step 5: Solve for x
    x = 6,398,969,643,261.59/2,598,378.90
  6. Step 6: Final answer
    x = 2,462,677.65

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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.