Home / 2,729,673.60-4,094,362.80-836,420.64

Finding the Fourth Proportional to 2,729,673.60, 4,094,362.80 and 836,420.64

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Solution

The fourth proportional to 2,729,673.60, 4,094,362.80 and 836,420.64 is: 1,254,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,673.60 : 4,094,362.80 = 836,420.64 : x
  2. Step 2: Convert to fraction form
    2,729,673.60/4,094,362.80 = 836,420.64/x
  3. Step 3: Cross multiply
    2,729,673.60x = 4,094,362.80 × 836,420.64
  4. Step 4: Simplify right side
    2,729,673.60x = 3,424,609,553,568.19
  5. Step 5: Solve for x
    x = 3,424,609,553,568.19/2,729,673.60
  6. Step 6: Final answer
    x = 1,254,585.73

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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.