Home / 1,116,593.22-1,540,404.46-686,619.30

Finding the Fourth Proportional to 1,116,593.22, 1,540,404.46 and 686,619.30

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Solution

The fourth proportional to 1,116,593.22, 1,540,404.46 and 686,619.30 is: 947,230.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,593.22 : 1,540,404.46 = 686,619.30 : x
  2. Step 2: Convert to fraction form
    1,116,593.22/1,540,404.46 = 686,619.30/x
  3. Step 3: Cross multiply
    1,116,593.22x = 1,540,404.46 × 686,619.30
  4. Step 4: Simplify right side
    1,116,593.22x = 1,057,671,432,042.08
  5. Step 5: Solve for x
    x = 1,057,671,432,042.08/1,116,593.22
  6. Step 6: Final answer
    x = 947,230.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.