Home / 1,691,477.82-2,539,381.91-1,453,116.69

Finding the Fourth Proportional to 1,691,477.82, 2,539,381.91 and 1,453,116.69

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Solution

The fourth proportional to 1,691,477.82, 2,539,381.91 and 1,453,116.69 is: 2,181,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,477.82 : 2,539,381.91 = 1,453,116.69 : x
  2. Step 2: Convert to fraction form
    1,691,477.82/2,539,381.91 = 1,453,116.69/x
  3. Step 3: Cross multiply
    1,691,477.82x = 2,539,381.91 × 1,453,116.69
  4. Step 4: Simplify right side
    1,691,477.82x = 3,690,018,228,439.49
  5. Step 5: Solve for x
    x = 3,690,018,228,439.49/1,691,477.82
  6. Step 6: Final answer
    x = 2,181,535.10

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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.