Home / 2,916,869.78-4,025,281.08-1,610,122.58

Finding the Fourth Proportional to 2,916,869.78, 4,025,281.08 and 1,610,122.58

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Solution

The fourth proportional to 2,916,869.78, 4,025,281.08 and 1,610,122.58 is: 2,221,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,869.78 : 4,025,281.08 = 1,610,122.58 : x
  2. Step 2: Convert to fraction form
    2,916,869.78/4,025,281.08 = 1,610,122.58/x
  3. Step 3: Cross multiply
    2,916,869.78x = 4,025,281.08 × 1,610,122.58
  4. Step 4: Simplify right side
    2,916,869.78x = 6,481,195,957,754.79
  5. Step 5: Solve for x
    x = 6,481,195,957,754.79/2,916,869.78
  6. Step 6: Final answer
    x = 2,221,969.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.