Home / 1,165,514.89-1,608,460.16-649,268.16

Finding the Fourth Proportional to 1,165,514.89, 1,608,460.16 and 649,268.16

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Solution

The fourth proportional to 1,165,514.89, 1,608,460.16 and 649,268.16 is: 896,017.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,514.89 : 1,608,460.16 = 649,268.16 : x
  2. Step 2: Convert to fraction form
    1,165,514.89/1,608,460.16 = 649,268.16/x
  3. Step 3: Cross multiply
    1,165,514.89x = 1,608,460.16 × 649,268.16
  4. Step 4: Simplify right side
    1,165,514.89x = 1,044,321,970,139.68
  5. Step 5: Solve for x
    x = 1,044,321,970,139.68/1,165,514.89
  6. Step 6: Final answer
    x = 896,017.70

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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.