Home / 1,418,794.40-2,125,426.80-856,157.60

Finding the Fourth Proportional to 1,418,794.40, 2,125,426.80 and 856,157.60

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Solution

The fourth proportional to 1,418,794.40, 2,125,426.80 and 856,157.60 is: 1,282,568.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,794.40 : 2,125,426.80 = 856,157.60 : x
  2. Step 2: Convert to fraction form
    1,418,794.40/2,125,426.80 = 856,157.60/x
  3. Step 3: Cross multiply
    1,418,794.40x = 2,125,426.80 × 856,157.60
  4. Step 4: Simplify right side
    1,418,794.40x = 1,819,700,308,063.68
  5. Step 5: Solve for x
    x = 1,819,700,308,063.68/1,418,794.40
  6. Step 6: Final answer
    x = 1,282,568.01

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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.