Home / 1,268,269.54-1,750,114.82-724,330.24

Finding the Fourth Proportional to 1,268,269.54, 1,750,114.82 and 724,330.24

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Solution

The fourth proportional to 1,268,269.54, 1,750,114.82 and 724,330.24 is: 999,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,269.54 : 1,750,114.82 = 724,330.24 : x
  2. Step 2: Convert to fraction form
    1,268,269.54/1,750,114.82 = 724,330.24/x
  3. Step 3: Cross multiply
    1,268,269.54x = 1,750,114.82 × 724,330.24
  4. Step 4: Simplify right side
    1,268,269.54x = 1,267,661,087,598.16
  5. Step 5: Solve for x
    x = 1,267,661,087,598.16/1,268,269.54
  6. Step 6: Final answer
    x = 999,520.25

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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.