Home / 3,403,065.60-5,094,100.80-1,978,891.20

Finding the Fourth Proportional to 3,403,065.60, 5,094,100.80 and 1,978,891.20

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Solution

The fourth proportional to 3,403,065.60, 5,094,100.80 and 1,978,891.20 is: 2,962,232.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403,065.60 : 5,094,100.80 = 1,978,891.20 : x
  2. Step 2: Convert to fraction form
    3,403,065.60/5,094,100.80 = 1,978,891.20/x
  3. Step 3: Cross multiply
    3,403,065.60x = 5,094,100.80 × 1,978,891.20
  4. Step 4: Simplify right side
    3,403,065.60x = 10,080,671,245,032.96
  5. Step 5: Solve for x
    x = 10,080,671,245,032.96/3,403,065.60
  6. Step 6: Final answer
    x = 2,962,232.42

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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.