Home / 1,353,708.60-2,029,785.30-406,937.40

Finding the Fourth Proportional to 1,353,708.60, 2,029,785.30 and 406,937.40

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Solution

The fourth proportional to 1,353,708.60, 2,029,785.30 and 406,937.40 is: 610,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,708.60 : 2,029,785.30 = 406,937.40 : x
  2. Step 2: Convert to fraction form
    1,353,708.60/2,029,785.30 = 406,937.40/x
  3. Step 3: Cross multiply
    1,353,708.60x = 2,029,785.30 × 406,937.40
  4. Step 4: Simplify right side
    1,353,708.60x = 825,995,552,540.22
  5. Step 5: Solve for x
    x = 825,995,552,540.22/1,353,708.60
  6. Step 6: Final answer
    x = 610,172.35

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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.