Home / 2,100,081.60-3,146,493.60-975,844.80

Finding the Fourth Proportional to 2,100,081.60, 3,146,493.60 and 975,844.80

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Solution

The fourth proportional to 2,100,081.60, 3,146,493.60 and 975,844.80 is: 1,462,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,081.60 : 3,146,493.60 = 975,844.80 : x
  2. Step 2: Convert to fraction form
    2,100,081.60/3,146,493.60 = 975,844.80/x
  3. Step 3: Cross multiply
    2,100,081.60x = 3,146,493.60 × 975,844.80
  4. Step 4: Simplify right side
    2,100,081.60x = 3,070,489,417,793.28
  5. Step 5: Solve for x
    x = 3,070,489,417,793.28/2,100,081.60
  6. Step 6: Final answer
    x = 1,462,081.01

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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.