Home / 1,317,280.92-1,817,849.46-713,668.92

Finding the Fourth Proportional to 1,317,280.92, 1,817,849.46 and 713,668.92

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Solution

The fourth proportional to 1,317,280.92, 1,817,849.46 and 713,668.92 is: 984,864.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,280.92 : 1,817,849.46 = 713,668.92 : x
  2. Step 2: Convert to fraction form
    1,317,280.92/1,817,849.46 = 713,668.92/x
  3. Step 3: Cross multiply
    1,317,280.92x = 1,817,849.46 × 713,668.92
  4. Step 4: Simplify right side
    1,317,280.92x = 1,297,342,660,840.78
  5. Step 5: Solve for x
    x = 1,297,342,660,840.78/1,317,280.92
  6. Step 6: Final answer
    x = 984,864.08

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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.