Home / 2,729,643.60-4,094,317.68-836,390.64

Finding the Fourth Proportional to 2,729,643.60, 4,094,317.68 and 836,390.64

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Solution

The fourth proportional to 2,729,643.60, 4,094,317.68 and 836,390.64 is: 1,254,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,643.60 : 4,094,317.68 = 836,390.64 : x
  2. Step 2: Convert to fraction form
    2,729,643.60/4,094,317.68 = 836,390.64/x
  3. Step 3: Cross multiply
    2,729,643.60x = 4,094,317.68 × 836,390.64
  4. Step 4: Simplify right side
    2,729,643.60x = 3,424,448,984,738.52
  5. Step 5: Solve for x
    x = 3,424,448,984,738.52/2,729,643.60
  6. Step 6: Final answer
    x = 1,254,540.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.