Home / 1,317,284.92-1,817,854.98-713,672.92

Finding the Fourth Proportional to 1,317,284.92, 1,817,854.98 and 713,672.92

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Solution

The fourth proportional to 1,317,284.92, 1,817,854.98 and 713,672.92 is: 984,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,284.92 : 1,817,854.98 = 713,672.92 : x
  2. Step 2: Convert to fraction form
    1,317,284.92/1,817,854.98 = 713,672.92/x
  3. Step 3: Cross multiply
    1,317,284.92x = 1,817,854.98 × 713,672.92
  4. Step 4: Simplify right side
    1,317,284.92x = 1,297,353,871,713.14
  5. Step 5: Solve for x
    x = 1,297,353,871,713.14/1,317,284.92
  6. Step 6: Final answer
    x = 984,869.60

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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.