Home / 2,459,687.60-3,689,531.40-1,962,023.60

Finding the Fourth Proportional to 2,459,687.60, 3,689,531.40 and 1,962,023.60

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Solution

The fourth proportional to 2,459,687.60, 3,689,531.40 and 1,962,023.60 is: 2,943,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,687.60 : 3,689,531.40 = 1,962,023.60 : x
  2. Step 2: Convert to fraction form
    2,459,687.60/3,689,531.40 = 1,962,023.60/x
  3. Step 3: Cross multiply
    2,459,687.60x = 3,689,531.40 × 1,962,023.60
  4. Step 4: Simplify right side
    2,459,687.60x = 7,238,947,679,741.04
  5. Step 5: Solve for x
    x = 7,238,947,679,741.04/2,459,687.60
  6. Step 6: Final answer
    x = 2,943,035.40

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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.