Home / 3,021,381.51-4,532,222.86-862,726.79

Finding the Fourth Proportional to 3,021,381.51, 4,532,222.86 and 862,726.79

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Solution

The fourth proportional to 3,021,381.51, 4,532,222.86 and 862,726.79 is: 1,294,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,381.51 : 4,532,222.86 = 862,726.79 : x
  2. Step 2: Convert to fraction form
    3,021,381.51/4,532,222.86 = 862,726.79/x
  3. Step 3: Cross multiply
    3,021,381.51x = 4,532,222.86 × 862,726.79
  4. Step 4: Simplify right side
    3,021,381.51x = 3,910,070,079,572.42
  5. Step 5: Solve for x
    x = 3,910,070,079,572.42/3,021,381.51
  6. Step 6: Final answer
    x = 1,294,133.19

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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.