Home / 2,228,061.51-3,074,797.95-1,261,171.17

Finding the Fourth Proportional to 2,228,061.51, 3,074,797.95 and 1,261,171.17

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Solution

The fourth proportional to 2,228,061.51, 3,074,797.95 and 1,261,171.17 is: 1,740,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,061.51 : 3,074,797.95 = 1,261,171.17 : x
  2. Step 2: Convert to fraction form
    2,228,061.51/3,074,797.95 = 1,261,171.17/x
  3. Step 3: Cross multiply
    2,228,061.51x = 3,074,797.95 × 1,261,171.17
  4. Step 4: Simplify right side
    2,228,061.51x = 3,877,846,528,115.10
  5. Step 5: Solve for x
    x = 3,877,846,528,115.10/2,228,061.51
  6. Step 6: Final answer
    x = 1,740,457.57

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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.