Home / 2,865,376.88-3,954,229.20-1,576,315.28

Finding the Fourth Proportional to 2,865,376.88, 3,954,229.20 and 1,576,315.28

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Solution

The fourth proportional to 2,865,376.88, 3,954,229.20 and 1,576,315.28 is: 2,175,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,376.88 : 3,954,229.20 = 1,576,315.28 : x
  2. Step 2: Convert to fraction form
    2,865,376.88/3,954,229.20 = 1,576,315.28/x
  3. Step 3: Cross multiply
    2,865,376.88x = 3,954,229.20 × 1,576,315.28
  4. Step 4: Simplify right side
    2,865,376.88x = 6,233,111,908,582.18
  5. Step 5: Solve for x
    x = 6,233,111,908,582.18/2,865,376.88
  6. Step 6: Final answer
    x = 2,175,320.10

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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.