Home / 1,255,922.95-1,733,121.32-712,095.53

Finding the Fourth Proportional to 1,255,922.95, 1,733,121.32 and 712,095.53

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Solution

The fourth proportional to 1,255,922.95, 1,733,121.32 and 712,095.53 is: 982,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,922.95 : 1,733,121.32 = 712,095.53 : x
  2. Step 2: Convert to fraction form
    1,255,922.95/1,733,121.32 = 712,095.53/x
  3. Step 3: Cross multiply
    1,255,922.95x = 1,733,121.32 × 712,095.53
  4. Step 4: Simplify right side
    1,255,922.95x = 1,234,147,938,034.33
  5. Step 5: Solve for x
    x = 1,234,147,938,034.33/1,255,922.95
  6. Step 6: Final answer
    x = 982,662.15

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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.