Home / 1,819,337.40-2,725,725.60-870,616.80

Finding the Fourth Proportional to 1,819,337.40, 2,725,725.60 and 870,616.80

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Solution

The fourth proportional to 1,819,337.40, 2,725,725.60 and 870,616.80 is: 1,304,355.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,337.40 : 2,725,725.60 = 870,616.80 : x
  2. Step 2: Convert to fraction form
    1,819,337.40/2,725,725.60 = 870,616.80/x
  3. Step 3: Cross multiply
    1,819,337.40x = 2,725,725.60 × 870,616.80
  4. Step 4: Simplify right side
    1,819,337.40x = 2,373,062,499,550.08
  5. Step 5: Solve for x
    x = 2,373,062,499,550.08/1,819,337.40
  6. Step 6: Final answer
    x = 1,304,355.37

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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.