Home / 1,297,668.11-1,943,787.85-1,043,572.73

Finding the Fourth Proportional to 1,297,668.11, 1,943,787.85 and 1,043,572.73

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Solution

The fourth proportional to 1,297,668.11, 1,943,787.85 and 1,043,572.73 is: 1,563,176.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,668.11 : 1,943,787.85 = 1,043,572.73 : x
  2. Step 2: Convert to fraction form
    1,297,668.11/1,943,787.85 = 1,043,572.73/x
  3. Step 3: Cross multiply
    1,297,668.11x = 1,943,787.85 × 1,043,572.73
  4. Step 4: Simplify right side
    1,297,668.11x = 2,028,483,980,837.46
  5. Step 5: Solve for x
    x = 2,028,483,980,837.46/1,297,668.11
  6. Step 6: Final answer
    x = 1,563,176.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.