Home / 3,142,634.42-4,712,022.48-1,221,302.18

Finding the Fourth Proportional to 3,142,634.42, 4,712,022.48 and 1,221,302.18

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Solution

The fourth proportional to 3,142,634.42, 4,712,022.48 and 1,221,302.18 is: 1,831,203.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,634.42 : 4,712,022.48 = 1,221,302.18 : x
  2. Step 2: Convert to fraction form
    3,142,634.42/4,712,022.48 = 1,221,302.18/x
  3. Step 3: Cross multiply
    3,142,634.42x = 4,712,022.48 × 1,221,302.18
  4. Step 4: Simplify right side
    3,142,634.42x = 5,754,803,327,033.01
  5. Step 5: Solve for x
    x = 5,754,803,327,033.01/3,142,634.42
  6. Step 6: Final answer
    x = 1,831,203.56

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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.