Home / 1,608,806.60-2,413,037.10-426,854.60

Finding the Fourth Proportional to 1,608,806.60, 2,413,037.10 and 426,854.60

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Solution

The fourth proportional to 1,608,806.60, 2,413,037.10 and 426,854.60 is: 640,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,806.60 : 2,413,037.10 = 426,854.60 : x
  2. Step 2: Convert to fraction form
    1,608,806.60/2,413,037.10 = 426,854.60/x
  3. Step 3: Cross multiply
    1,608,806.60x = 2,413,037.10 × 426,854.60
  4. Step 4: Simplify right side
    1,608,806.60x = 1,030,015,986,105.66
  5. Step 5: Solve for x
    x = 1,030,015,986,105.66/1,608,806.60
  6. Step 6: Final answer
    x = 640,236.05

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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.