Home / 1,940,190.60-2,911,598.10-1,087,260.60

Finding the Fourth Proportional to 1,940,190.60, 2,911,598.10 and 1,087,260.60

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Solution

The fourth proportional to 1,940,190.60, 2,911,598.10 and 1,087,260.60 is: 1,631,626.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,190.60 : 2,911,598.10 = 1,087,260.60 : x
  2. Step 2: Convert to fraction form
    1,940,190.60/2,911,598.10 = 1,087,260.60/x
  3. Step 3: Cross multiply
    1,940,190.60x = 2,911,598.10 × 1,087,260.60
  4. Step 4: Simplify right side
    1,940,190.60x = 3,165,665,897,164.86
  5. Step 5: Solve for x
    x = 3,165,665,897,164.86/1,940,190.60
  6. Step 6: Final answer
    x = 1,631,626.24

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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.