Home / 1,353,743.60-2,029,837.80-406,972.40

Finding the Fourth Proportional to 1,353,743.60, 2,029,837.80 and 406,972.40

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Solution

The fourth proportional to 1,353,743.60, 2,029,837.80 and 406,972.40 is: 610,224.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,743.60 : 2,029,837.80 = 406,972.40 : x
  2. Step 2: Convert to fraction form
    1,353,743.60/2,029,837.80 = 406,972.40/x
  3. Step 3: Cross multiply
    1,353,743.60x = 2,029,837.80 × 406,972.40
  4. Step 4: Simplify right side
    1,353,743.60x = 826,087,961,076.72
  5. Step 5: Solve for x
    x = 826,087,961,076.72/1,353,743.60
  6. Step 6: Final answer
    x = 610,224.83

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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.