Home / 1,265,709.43-1,746,683.60-684,932.50

Finding the Fourth Proportional to 1,265,709.43, 1,746,683.60 and 684,932.50

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Solution

The fourth proportional to 1,265,709.43, 1,746,683.60 and 684,932.50 is: 945,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,709.43 : 1,746,683.60 = 684,932.50 : x
  2. Step 2: Convert to fraction form
    1,265,709.43/1,746,683.60 = 684,932.50/x
  3. Step 3: Cross multiply
    1,265,709.43x = 1,746,683.60 × 684,932.50
  4. Step 4: Simplify right side
    1,265,709.43x = 1,196,360,367,468.44
  5. Step 5: Solve for x
    x = 1,196,360,367,468.44/1,265,709.43
  6. Step 6: Final answer
    x = 945,209.33

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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.