Home / 1,073,228.20-1,607,999.10-699,058.60

Finding the Fourth Proportional to 1,073,228.20, 1,607,999.10 and 699,058.60

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Solution

The fourth proportional to 1,073,228.20, 1,607,999.10 and 699,058.60 is: 1,047,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,228.20 : 1,607,999.10 = 699,058.60 : x
  2. Step 2: Convert to fraction form
    1,073,228.20/1,607,999.10 = 699,058.60/x
  3. Step 3: Cross multiply
    1,073,228.20x = 1,607,999.10 × 699,058.60
  4. Step 4: Simplify right side
    1,073,228.20x = 1,124,085,599,647.26
  5. Step 5: Solve for x
    x = 1,124,085,599,647.26/1,073,228.20
  6. Step 6: Final answer
    x = 1,047,387.31

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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.