Home / 1,900,168.60-2,850,738.90-1,340,296.60

Finding the Fourth Proportional to 1,900,168.60, 2,850,738.90 and 1,340,296.60

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Solution

The fourth proportional to 1,900,168.60, 2,850,738.90 and 1,340,296.60 is: 2,010,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,168.60 : 2,850,738.90 = 1,340,296.60 : x
  2. Step 2: Convert to fraction form
    1,900,168.60/2,850,738.90 = 1,340,296.60/x
  3. Step 3: Cross multiply
    1,900,168.60x = 2,850,738.90 × 1,340,296.60
  4. Step 4: Simplify right side
    1,900,168.60x = 3,820,835,655,157.74
  5. Step 5: Solve for x
    x = 3,820,835,655,157.74/1,900,168.60
  6. Step 6: Final answer
    x = 2,010,787.70

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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.