Home / 1,808,280.60-2,711,435.40-545,944.20

Finding the Fourth Proportional to 1,808,280.60, 2,711,435.40 and 545,944.20

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Solution

The fourth proportional to 1,808,280.60, 2,711,435.40 and 545,944.20 is: 818,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,280.60 : 2,711,435.40 = 545,944.20 : x
  2. Step 2: Convert to fraction form
    1,808,280.60/2,711,435.40 = 545,944.20/x
  3. Step 3: Cross multiply
    1,808,280.60x = 2,711,435.40 × 545,944.20
  4. Step 4: Simplify right side
    1,808,280.60x = 1,480,292,430,304.68
  5. Step 5: Solve for x
    x = 1,480,292,430,304.68/1,808,280.60
  6. Step 6: Final answer
    x = 818,618.76

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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.