Home / 3,840,280.23-5,760,399.51-1,565,795.78

Finding the Fourth Proportional to 3,840,280.23, 5,760,399.51 and 1,565,795.78

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Solution

The fourth proportional to 3,840,280.23, 5,760,399.51 and 1,565,795.78 is: 2,348,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,280.23 : 5,760,399.51 = 1,565,795.78 : x
  2. Step 2: Convert to fraction form
    3,840,280.23/5,760,399.51 = 1,565,795.78/x
  3. Step 3: Cross multiply
    3,840,280.23x = 5,760,399.51 × 1,565,795.78
  4. Step 4: Simplify right side
    3,840,280.23x = 9,019,609,215,070.07
  5. Step 5: Solve for x
    x = 9,019,609,215,070.07/3,840,280.23
  6. Step 6: Final answer
    x = 2,348,685.17

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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.