Home / 817,773.80-1,224,327.90-724,461.80

Finding the Fourth Proportional to 817,773.80, 1,224,327.90 and 724,461.80

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Solution

The fourth proportional to 817,773.80, 1,224,327.90 and 724,461.80 is: 1,084,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,773.80 : 1,224,327.90 = 724,461.80 : x
  2. Step 2: Convert to fraction form
    817,773.80/1,224,327.90 = 724,461.80/x
  3. Step 3: Cross multiply
    817,773.80x = 1,224,327.90 × 724,461.80
  4. Step 4: Simplify right side
    817,773.80x = 886,978,794,224.22
  5. Step 5: Solve for x
    x = 886,978,794,224.22/817,773.80
  6. Step 6: Final answer
    x = 1,084,626.08

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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.