Home / 3,142,626.08-4,712,009.85-1,221,293.85

Finding the Fourth Proportional to 3,142,626.08, 4,712,009.85 and 1,221,293.85

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Solution

The fourth proportional to 3,142,626.08, 4,712,009.85 and 1,221,293.85 is: 1,831,191.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,626.08 : 4,712,009.85 = 1,221,293.85 : x
  2. Step 2: Convert to fraction form
    3,142,626.08/4,712,009.85 = 1,221,293.85/x
  3. Step 3: Cross multiply
    3,142,626.08x = 4,712,009.85 × 1,221,293.85
  4. Step 4: Simplify right side
    3,142,626.08x = 5,754,748,650,944.42
  5. Step 5: Solve for x
    x = 5,754,748,650,944.42/3,142,626.08
  6. Step 6: Final answer
    x = 1,831,191.02

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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.