Home / 2,347,614.28-3,239,649.28-1,315,115.22

Finding the Fourth Proportional to 2,347,614.28, 3,239,649.28 and 1,315,115.22

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Solution

The fourth proportional to 2,347,614.28, 3,239,649.28 and 1,315,115.22 is: 1,814,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,614.28 : 3,239,649.28 = 1,315,115.22 : x
  2. Step 2: Convert to fraction form
    2,347,614.28/3,239,649.28 = 1,315,115.22/x
  3. Step 3: Cross multiply
    2,347,614.28x = 3,239,649.28 × 1,315,115.22
  4. Step 4: Simplify right side
    2,347,614.28x = 4,260,512,089,382.62
  5. Step 5: Solve for x
    x = 4,260,512,089,382.62/2,347,614.28
  6. Step 6: Final answer
    x = 1,814,826.28

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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.