Home / 1,517,298.80-2,264,879.60-1,325,762.17

Finding the Fourth Proportional to 1,517,298.80, 2,264,879.60 and 1,325,762.17

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Solution

The fourth proportional to 1,517,298.80, 2,264,879.60 and 1,325,762.17 is: 1,978,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,298.80 : 2,264,879.60 = 1,325,762.17 : x
  2. Step 2: Convert to fraction form
    1,517,298.80/2,264,879.60 = 1,325,762.17/x
  3. Step 3: Cross multiply
    1,517,298.80x = 2,264,879.60 × 1,325,762.17
  4. Step 4: Simplify right side
    1,517,298.80x = 3,002,691,699,248.75
  5. Step 5: Solve for x
    x = 3,002,691,699,248.75/1,517,298.80
  6. Step 6: Final answer
    x = 1,978,971.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.