Home / 1,168,233.08-1,612,182.66-685,146.74

Finding the Fourth Proportional to 1,168,233.08, 1,612,182.66 and 685,146.74

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Solution

The fourth proportional to 1,168,233.08, 1,612,182.66 and 685,146.74 is: 945,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,233.08 : 1,612,182.66 = 685,146.74 : x
  2. Step 2: Convert to fraction form
    1,168,233.08/1,612,182.66 = 685,146.74/x
  3. Step 3: Cross multiply
    1,168,233.08x = 1,612,182.66 × 685,146.74
  4. Step 4: Simplify right side
    1,168,233.08x = 1,104,581,693,783.53
  5. Step 5: Solve for x
    x = 1,104,581,693,783.53/1,168,233.08
  6. Step 6: Final answer
    x = 945,514.82

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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.