Home / 1,268,006.22-1,749,915.65-695,070.54

Finding the Fourth Proportional to 1,268,006.22, 1,749,915.65 and 695,070.54

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Solution

The fourth proportional to 1,268,006.22, 1,749,915.65 and 695,070.54 is: 959,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,006.22 : 1,749,915.65 = 695,070.54 : x
  2. Step 2: Convert to fraction form
    1,268,006.22/1,749,915.65 = 695,070.54/x
  3. Step 3: Cross multiply
    1,268,006.22x = 1,749,915.65 × 695,070.54
  4. Step 4: Simplify right side
    1,268,006.22x = 1,216,314,812,324.60
  5. Step 5: Solve for x
    x = 1,216,314,812,324.60/1,268,006.22
  6. Step 6: Final answer
    x = 959,234.11

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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.