Home / 2,828,022.12-4,242,697.38-934,763.49

Finding the Fourth Proportional to 2,828,022.12, 4,242,697.38 and 934,763.49

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Solution

The fourth proportional to 2,828,022.12, 4,242,697.38 and 934,763.49 is: 1,402,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,022.12 : 4,242,697.38 = 934,763.49 : x
  2. Step 2: Convert to fraction form
    2,828,022.12/4,242,697.38 = 934,763.49/x
  3. Step 3: Cross multiply
    2,828,022.12x = 4,242,697.38 × 934,763.49
  4. Step 4: Simplify right side
    2,828,022.12x = 3,965,918,609,942.66
  5. Step 5: Solve for x
    x = 3,965,918,609,942.66/2,828,022.12
  6. Step 6: Final answer
    x = 1,402,364.78

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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.