Home / 2,094,493.60-3,139,666.80-1,028,663.20

Finding the Fourth Proportional to 2,094,493.60, 3,139,666.80 and 1,028,663.20

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Solution

The fourth proportional to 2,094,493.60, 3,139,666.80 and 1,028,663.20 is: 1,541,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,493.60 : 3,139,666.80 = 1,028,663.20 : x
  2. Step 2: Convert to fraction form
    2,094,493.60/3,139,666.80 = 1,028,663.20/x
  3. Step 3: Cross multiply
    2,094,493.60x = 3,139,666.80 × 1,028,663.20
  4. Step 4: Simplify right side
    2,094,493.60x = 3,229,659,697,421.76
  5. Step 5: Solve for x
    x = 3,229,659,697,421.76/2,094,493.60
  6. Step 6: Final answer
    x = 1,541,976.40

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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.