Home / 2,315,671.12-3,473,843.20-718,361.52

Finding the Fourth Proportional to 2,315,671.12, 3,473,843.20 and 718,361.52

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Solution

The fourth proportional to 2,315,671.12, 3,473,843.20 and 718,361.52 is: 1,077,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,671.12 : 3,473,843.20 = 718,361.52 : x
  2. Step 2: Convert to fraction form
    2,315,671.12/3,473,843.20 = 718,361.52/x
  3. Step 3: Cross multiply
    2,315,671.12x = 3,473,843.20 × 718,361.52
  4. Step 4: Simplify right side
    2,315,671.12x = 2,495,475,281,393.66
  5. Step 5: Solve for x
    x = 2,495,475,281,393.66/2,315,671.12
  6. Step 6: Final answer
    x = 1,077,646.67

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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.