Home / 2,748,462.42-4,122,725.36-829,390.25

Finding the Fourth Proportional to 2,748,462.42, 4,122,725.36 and 829,390.25

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Solution

The fourth proportional to 2,748,462.42, 4,122,725.36 and 829,390.25 is: 1,244,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,462.42 : 4,122,725.36 = 829,390.25 : x
  2. Step 2: Convert to fraction form
    2,748,462.42/4,122,725.36 = 829,390.25/x
  3. Step 3: Cross multiply
    2,748,462.42x = 4,122,725.36 × 829,390.25
  4. Step 4: Simplify right side
    2,748,462.42x = 3,419,348,217,011.74
  5. Step 5: Solve for x
    x = 3,419,348,217,011.74/2,748,462.42
  6. Step 6: Final answer
    x = 1,244,094.95

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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.