Home / 2,858,079.19-4,286,215.52-938,674.16

Finding the Fourth Proportional to 2,858,079.19, 4,286,215.52 and 938,674.16

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Solution

The fourth proportional to 2,858,079.19, 4,286,215.52 and 938,674.16 is: 1,407,714.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,079.19 : 4,286,215.52 = 938,674.16 : x
  2. Step 2: Convert to fraction form
    2,858,079.19/4,286,215.52 = 938,674.16/x
  3. Step 3: Cross multiply
    2,858,079.19x = 4,286,215.52 × 938,674.16
  4. Step 4: Simplify right side
    2,858,079.19x = 4,023,359,748,121.59
  5. Step 5: Solve for x
    x = 4,023,359,748,121.59/2,858,079.19
  6. Step 6: Final answer
    x = 1,407,714.58

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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.