Home / 2,456,487.84-3,389,851.44-1,368,703.20

Finding the Fourth Proportional to 2,456,487.84, 3,389,851.44 and 1,368,703.20

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Solution

The fourth proportional to 2,456,487.84, 3,389,851.44 and 1,368,703.20 is: 1,888,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456,487.84 : 3,389,851.44 = 1,368,703.20 : x
  2. Step 2: Convert to fraction form
    2,456,487.84/3,389,851.44 = 1,368,703.20/x
  3. Step 3: Cross multiply
    2,456,487.84x = 3,389,851.44 × 1,368,703.20
  4. Step 4: Simplify right side
    2,456,487.84x = 4,639,700,513,452.61
  5. Step 5: Solve for x
    x = 4,639,700,513,452.61/2,456,487.84
  6. Step 6: Final answer
    x = 1,888,753.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.