Home / 1,317,002.32-1,817,463.24-713,390.32

Finding the Fourth Proportional to 1,317,002.32, 1,817,463.24 and 713,390.32

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Solution

The fourth proportional to 1,317,002.32, 1,817,463.24 and 713,390.32 is: 984,478.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,002.32 : 1,817,463.24 = 713,390.32 : x
  2. Step 2: Convert to fraction form
    1,317,002.32/1,817,463.24 = 713,390.32/x
  3. Step 3: Cross multiply
    1,317,002.32x = 1,817,463.24 × 713,390.32
  4. Step 4: Simplify right side
    1,317,002.32x = 1,296,560,682,371.84
  5. Step 5: Solve for x
    x = 1,296,560,682,371.84/1,317,002.32
  6. Step 6: Final answer
    x = 984,478.66

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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.