Home / 1,917,482.98-2,647,084.52-1,192,564.38

Finding the Fourth Proportional to 1,917,482.98, 2,647,084.52 and 1,192,564.38

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Solution

The fourth proportional to 1,917,482.98, 2,647,084.52 and 1,192,564.38 is: 1,646,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,482.98 : 2,647,084.52 = 1,192,564.38 : x
  2. Step 2: Convert to fraction form
    1,917,482.98/2,647,084.52 = 1,192,564.38/x
  3. Step 3: Cross multiply
    1,917,482.98x = 2,647,084.52 × 1,192,564.38
  4. Step 4: Simplify right side
    1,917,482.98x = 3,156,818,709,401.40
  5. Step 5: Solve for x
    x = 3,156,818,709,401.40/1,917,482.98
  6. Step 6: Final answer
    x = 1,646,334.67

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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.