Home / 3,021,380.51-4,532,221.36-862,725.79

Finding the Fourth Proportional to 3,021,380.51, 4,532,221.36 and 862,725.79

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Solution

The fourth proportional to 3,021,380.51, 4,532,221.36 and 862,725.79 is: 1,294,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,380.51 : 4,532,221.36 = 862,725.79 : x
  2. Step 2: Convert to fraction form
    3,021,380.51/4,532,221.36 = 862,725.79/x
  3. Step 3: Cross multiply
    3,021,380.51x = 4,532,221.36 × 862,725.79
  4. Step 4: Simplify right side
    3,021,380.51x = 3,910,064,230,599.77
  5. Step 5: Solve for x
    x = 3,910,064,230,599.77/3,021,380.51
  6. Step 6: Final answer
    x = 1,294,131.68

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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.