Home / 1,248,695.53-1,723,199.78-675,735.72

Finding the Fourth Proportional to 1,248,695.53, 1,723,199.78 and 675,735.72

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Solution

The fourth proportional to 1,248,695.53, 1,723,199.78 and 675,735.72 is: 932,515.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,695.53 : 1,723,199.78 = 675,735.72 : x
  2. Step 2: Convert to fraction form
    1,248,695.53/1,723,199.78 = 675,735.72/x
  3. Step 3: Cross multiply
    1,248,695.53x = 1,723,199.78 × 675,735.72
  4. Step 4: Simplify right side
    1,248,695.53x = 1,164,427,636,355.46
  5. Step 5: Solve for x
    x = 1,164,427,636,355.46/1,248,695.53
  6. Step 6: Final answer
    x = 932,515.26

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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.