Home / 1,591,490.84-2,196,257.59-866,344.06

Finding the Fourth Proportional to 1,591,490.84, 2,196,257.59 and 866,344.06

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Solution

The fourth proportional to 1,591,490.84, 2,196,257.59 and 866,344.06 is: 1,195,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,490.84 : 2,196,257.59 = 866,344.06 : x
  2. Step 2: Convert to fraction form
    1,591,490.84/2,196,257.59 = 866,344.06/x
  3. Step 3: Cross multiply
    1,591,490.84x = 2,196,257.59 × 866,344.06
  4. Step 4: Simplify right side
    1,591,490.84x = 1,902,714,717,326.42
  5. Step 5: Solve for x
    x = 1,902,714,717,326.42/1,591,490.84
  6. Step 6: Final answer
    x = 1,195,554.93

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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.