Home / 1,677,959.46-2,315,619.81-914,011.38

Finding the Fourth Proportional to 1,677,959.46, 2,315,619.81 and 914,011.38

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Solution

The fourth proportional to 1,677,959.46, 2,315,619.81 and 914,011.38 is: 1,261,355.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,959.46 : 2,315,619.81 = 914,011.38 : x
  2. Step 2: Convert to fraction form
    1,677,959.46/2,315,619.81 = 914,011.38/x
  3. Step 3: Cross multiply
    1,677,959.46x = 2,315,619.81 × 914,011.38
  4. Step 4: Simplify right side
    1,677,959.46x = 2,116,502,858,093.44
  5. Step 5: Solve for x
    x = 2,116,502,858,093.44/1,677,959.46
  6. Step 6: Final answer
    x = 1,261,355.18

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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.