Home / 1,591,795.98-2,196,678.78-866,643.75

Finding the Fourth Proportional to 1,591,795.98, 2,196,678.78 and 866,643.75

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Solution

The fourth proportional to 1,591,795.98, 2,196,678.78 and 866,643.75 is: 1,195,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,795.98 : 2,196,678.78 = 866,643.75 : x
  2. Step 2: Convert to fraction form
    1,591,795.98/2,196,678.78 = 866,643.75/x
  3. Step 3: Cross multiply
    1,591,795.98x = 2,196,678.78 × 866,643.75
  4. Step 4: Simplify right side
    1,591,795.98x = 1,903,737,935,444.62
  5. Step 5: Solve for x
    x = 1,903,737,935,444.62/1,591,795.98
  6. Step 6: Final answer
    x = 1,195,968.55

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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.