Home / 1,591,795.74-2,196,678.44-866,643.50

Finding the Fourth Proportional to 1,591,795.74, 2,196,678.44 and 866,643.50

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Solution

The fourth proportional to 1,591,795.74, 2,196,678.44 and 866,643.50 is: 1,195,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,795.74 : 2,196,678.44 = 866,643.50 : x
  2. Step 2: Convert to fraction form
    1,591,795.74/2,196,678.44 = 866,643.50/x
  3. Step 3: Cross multiply
    1,591,795.74x = 2,196,678.44 × 866,643.50
  4. Step 4: Simplify right side
    1,591,795.74x = 1,903,737,091,616.14
  5. Step 5: Solve for x
    x = 1,903,737,091,616.14/1,591,795.74
  6. Step 6: Final answer
    x = 1,195,968.20

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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.