Home / 1,591,431.84-2,196,203.94-866,300.40

Finding the Fourth Proportional to 1,591,431.84, 2,196,203.94 and 866,300.40

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Solution

The fourth proportional to 1,591,431.84, 2,196,203.94 and 866,300.40 is: 1,195,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,431.84 : 2,196,203.94 = 866,300.40 : x
  2. Step 2: Convert to fraction form
    1,591,431.84/2,196,203.94 = 866,300.40/x
  3. Step 3: Cross multiply
    1,591,431.84x = 2,196,203.94 × 866,300.40
  4. Step 4: Simplify right side
    1,591,431.84x = 1,902,572,351,703.58
  5. Step 5: Solve for x
    x = 1,902,572,351,703.58/1,591,431.84
  6. Step 6: Final answer
    x = 1,195,509.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.