Home / 2,142,462.66-3,214,530.54-943,542.42

Finding the Fourth Proportional to 2,142,462.66, 3,214,530.54 and 943,542.42

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Solution

The fourth proportional to 2,142,462.66, 3,214,530.54 and 943,542.42 is: 1,415,682.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,462.66 : 3,214,530.54 = 943,542.42 : x
  2. Step 2: Convert to fraction form
    2,142,462.66/3,214,530.54 = 943,542.42/x
  3. Step 3: Cross multiply
    2,142,462.66x = 3,214,530.54 × 943,542.42
  4. Step 4: Simplify right side
    2,142,462.66x = 3,033,045,924,875.51
  5. Step 5: Solve for x
    x = 3,033,045,924,875.51/2,142,462.66
  6. Step 6: Final answer
    x = 1,415,682.05

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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.