Home / 1,380,039.80-2,070,483.26-706,593.94

Finding the Fourth Proportional to 1,380,039.80, 2,070,483.26 and 706,593.94

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Solution

The fourth proportional to 1,380,039.80, 2,070,483.26 and 706,593.94 is: 1,060,107.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,039.80 : 2,070,483.26 = 706,593.94 : x
  2. Step 2: Convert to fraction form
    1,380,039.80/2,070,483.26 = 706,593.94/x
  3. Step 3: Cross multiply
    1,380,039.80x = 2,070,483.26 × 706,593.94
  4. Step 4: Simplify right side
    1,380,039.80x = 1,462,990,924,387.44
  5. Step 5: Solve for x
    x = 1,462,990,924,387.44/1,380,039.80
  6. Step 6: Final answer
    x = 1,060,107.78

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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.