Home / 2,287,307.70-3,430,961.55-2,251,878.30

Finding the Fourth Proportional to 2,287,307.70, 3,430,961.55 and 2,251,878.30

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Solution

The fourth proportional to 2,287,307.70, 3,430,961.55 and 2,251,878.30 is: 3,377,817.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,307.70 : 3,430,961.55 = 2,251,878.30 : x
  2. Step 2: Convert to fraction form
    2,287,307.70/3,430,961.55 = 2,251,878.30/x
  3. Step 3: Cross multiply
    2,287,307.70x = 3,430,961.55 × 2,251,878.30
  4. Step 4: Simplify right side
    2,287,307.70x = 7,726,107,862,579.36
  5. Step 5: Solve for x
    x = 7,726,107,862,579.36/2,287,307.70
  6. Step 6: Final answer
    x = 3,377,817.45

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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.