Home / 1,109,760.42-1,664,689.06-351,657.74

Finding the Fourth Proportional to 1,109,760.42, 1,664,689.06 and 351,657.74

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Solution

The fourth proportional to 1,109,760.42, 1,664,689.06 and 351,657.74 is: 527,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,760.42 : 1,664,689.06 = 351,657.74 : x
  2. Step 2: Convert to fraction form
    1,109,760.42/1,664,689.06 = 351,657.74/x
  3. Step 3: Cross multiply
    1,109,760.42x = 1,664,689.06 × 351,657.74
  4. Step 4: Simplify right side
    1,109,760.42x = 585,400,792,642.33
  5. Step 5: Solve for x
    x = 585,400,792,642.33/1,109,760.42
  6. Step 6: Final answer
    x = 527,501.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.