Home / 1,274,881.55-1,758,809.39-758,532.20

Finding the Fourth Proportional to 1,274,881.55, 1,758,809.39 and 758,532.20

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Solution

The fourth proportional to 1,274,881.55, 1,758,809.39 and 758,532.20 is: 1,046,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,881.55 : 1,758,809.39 = 758,532.20 : x
  2. Step 2: Convert to fraction form
    1,274,881.55/1,758,809.39 = 758,532.20/x
  3. Step 3: Cross multiply
    1,274,881.55x = 1,758,809.39 × 758,532.20
  4. Step 4: Simplify right side
    1,274,881.55x = 1,334,113,543,390.65
  5. Step 5: Solve for x
    x = 1,334,113,543,390.65/1,274,881.55
  6. Step 6: Final answer
    x = 1,046,460.79

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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.