Home / 1,373,196.40-2,059,794.60-426,559.60

Finding the Fourth Proportional to 1,373,196.40, 2,059,794.60 and 426,559.60

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Solution

The fourth proportional to 1,373,196.40, 2,059,794.60 and 426,559.60 is: 639,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,196.40 : 2,059,794.60 = 426,559.60 : x
  2. Step 2: Convert to fraction form
    1,373,196.40/2,059,794.60 = 426,559.60/x
  3. Step 3: Cross multiply
    1,373,196.40x = 2,059,794.60 × 426,559.60
  4. Step 4: Simplify right side
    1,373,196.40x = 878,625,160,658.16
  5. Step 5: Solve for x
    x = 878,625,160,658.16/1,373,196.40
  6. Step 6: Final answer
    x = 639,839.40

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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.