Home / 2,142,041.55-3,213,062.33-943,346.85

Finding the Fourth Proportional to 2,142,041.55, 3,213,062.33 and 943,346.85

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Solution

The fourth proportional to 2,142,041.55, 3,213,062.33 and 943,346.85 is: 1,415,020.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,041.55 : 3,213,062.33 = 943,346.85 : x
  2. Step 2: Convert to fraction form
    2,142,041.55/3,213,062.33 = 943,346.85/x
  3. Step 3: Cross multiply
    2,142,041.55x = 3,213,062.33 × 943,346.85
  4. Step 4: Simplify right side
    2,142,041.55x = 3,031,032,223,142.43
  5. Step 5: Solve for x
    x = 3,031,032,223,142.43/2,142,041.55
  6. Step 6: Final answer
    x = 1,415,020.28

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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.