Home / 1,413,870.20-2,117,694.90-1,256,276.60

Finding the Fourth Proportional to 1,413,870.20, 2,117,694.90 and 1,256,276.60

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Solution

The fourth proportional to 1,413,870.20, 2,117,694.90 and 1,256,276.60 is: 1,881,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,870.20 : 2,117,694.90 = 1,256,276.60 : x
  2. Step 2: Convert to fraction form
    1,413,870.20/2,117,694.90 = 1,256,276.60/x
  3. Step 3: Cross multiply
    1,413,870.20x = 2,117,694.90 × 1,256,276.60
  4. Step 4: Simplify right side
    1,413,870.20x = 2,660,410,548,809.34
  5. Step 5: Solve for x
    x = 2,660,410,548,809.34/1,413,870.20
  6. Step 6: Final answer
    x = 1,881,651.19

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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.