Home / 2,862,669.21-4,293,905.40-732,771.78

Finding the Fourth Proportional to 2,862,669.21, 4,293,905.40 and 732,771.78

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Solution

The fourth proportional to 2,862,669.21, 4,293,905.40 and 732,771.78 is: 1,099,132.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,669.21 : 4,293,905.40 = 732,771.78 : x
  2. Step 2: Convert to fraction form
    2,862,669.21/4,293,905.40 = 732,771.78/x
  3. Step 3: Cross multiply
    2,862,669.21x = 4,293,905.40 × 732,771.78
  4. Step 4: Simplify right side
    2,862,669.21x = 3,146,452,703,109.61
  5. Step 5: Solve for x
    x = 3,146,452,703,109.61/2,862,669.21
  6. Step 6: Final answer
    x = 1,099,132.48

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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.