Home / 1,084,415.29-1,628,648.98-954,630.11

Finding the Fourth Proportional to 1,084,415.29, 1,628,648.98 and 954,630.11

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Solution

The fourth proportional to 1,084,415.29, 1,628,648.98 and 954,630.11 is: 1,433,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,415.29 : 1,628,648.98 = 954,630.11 : x
  2. Step 2: Convert to fraction form
    1,084,415.29/1,628,648.98 = 954,630.11/x
  3. Step 3: Cross multiply
    1,084,415.29x = 1,628,648.98 × 954,630.11
  4. Step 4: Simplify right side
    1,084,415.29x = 1,554,757,356,248.75
  5. Step 5: Solve for x
    x = 1,554,757,356,248.75/1,084,415.29
  6. Step 6: Final answer
    x = 1,433,728.73

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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.