Home / 1,095,982.78-1,643,817.44-376,311.02

Finding the Fourth Proportional to 1,095,982.78, 1,643,817.44 and 376,311.02

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Solution

The fourth proportional to 1,095,982.78, 1,643,817.44 and 376,311.02 is: 564,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,982.78 : 1,643,817.44 = 376,311.02 : x
  2. Step 2: Convert to fraction form
    1,095,982.78/1,643,817.44 = 376,311.02/x
  3. Step 3: Cross multiply
    1,095,982.78x = 1,643,817.44 × 376,311.02
  4. Step 4: Simplify right side
    1,095,982.78x = 618,586,617,540.19
  5. Step 5: Solve for x
    x = 618,586,617,540.19/1,095,982.78
  6. Step 6: Final answer
    x = 564,412.72

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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.