Home / 4,120,314.75-5,686,034.36-2,309,478.75

Finding the Fourth Proportional to 4,120,314.75, 5,686,034.36 and 2,309,478.75

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Solution

The fourth proportional to 4,120,314.75, 5,686,034.36 and 2,309,478.75 is: 3,187,080.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,314.75 : 5,686,034.36 = 2,309,478.75 : x
  2. Step 2: Convert to fraction form
    4,120,314.75/5,686,034.36 = 2,309,478.75/x
  3. Step 3: Cross multiply
    4,120,314.75x = 5,686,034.36 × 2,309,478.75
  4. Step 4: Simplify right side
    4,120,314.75x = 13,131,775,514,642.46
  5. Step 5: Solve for x
    x = 13,131,775,514,642.46/4,120,314.75
  6. Step 6: Final answer
    x = 3,187,080.68

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Double scale
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1.5x scale

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.