Home / 1,486,880.40-2,230,320.60-1,410,116.70

Finding the Fourth Proportional to 1,486,880.40, 2,230,320.60 and 1,410,116.70

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Solution

The fourth proportional to 1,486,880.40, 2,230,320.60 and 1,410,116.70 is: 2,115,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,880.40 : 2,230,320.60 = 1,410,116.70 : x
  2. Step 2: Convert to fraction form
    1,486,880.40/2,230,320.60 = 1,410,116.70/x
  3. Step 3: Cross multiply
    1,486,880.40x = 2,230,320.60 × 1,410,116.70
  4. Step 4: Simplify right side
    1,486,880.40x = 3,145,012,324,414.02
  5. Step 5: Solve for x
    x = 3,145,012,324,414.02/1,486,880.40
  6. Step 6: Final answer
    x = 2,115,175.05

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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.