Home / 3,878,083.23-5,809,557.15-3,021,142.40

Finding the Fourth Proportional to 3,878,083.23, 5,809,557.15 and 3,021,142.40

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Solution

The fourth proportional to 3,878,083.23, 5,809,557.15 and 3,021,142.40 is: 4,525,818.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,083.23 : 5,809,557.15 = 3,021,142.40 : x
  2. Step 2: Convert to fraction form
    3,878,083.23/5,809,557.15 = 3,021,142.40/x
  3. Step 3: Cross multiply
    3,878,083.23x = 5,809,557.15 × 3,021,142.40
  4. Step 4: Simplify right side
    3,878,083.23x = 17,551,499,431,088.16
  5. Step 5: Solve for x
    x = 17,551,499,431,088.16/3,878,083.23
  6. Step 6: Final answer
    x = 4,525,818.14

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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.