Home / 1,066,805.20-1,472,144.31-608,019.08

Finding the Fourth Proportional to 1,066,805.20, 1,472,144.31 and 608,019.08

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Solution

The fourth proportional to 1,066,805.20, 1,472,144.31 and 608,019.08 is: 839,039.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,805.20 : 1,472,144.31 = 608,019.08 : x
  2. Step 2: Convert to fraction form
    1,066,805.20/1,472,144.31 = 608,019.08/x
  3. Step 3: Cross multiply
    1,066,805.20x = 1,472,144.31 × 608,019.08
  4. Step 4: Simplify right side
    1,066,805.20x = 895,091,821,632.71
  5. Step 5: Solve for x
    x = 895,091,821,632.71/1,066,805.20
  6. Step 6: Final answer
    x = 839,039.61

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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.