Home / 3,221,071.10-4,444,813.90-1,896,284.56

Finding the Fourth Proportional to 3,221,071.10, 4,444,813.90 and 1,896,284.56

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Solution

The fourth proportional to 3,221,071.10, 4,444,813.90 and 1,896,284.56 is: 2,616,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,071.10 : 4,444,813.90 = 1,896,284.56 : x
  2. Step 2: Convert to fraction form
    3,221,071.10/4,444,813.90 = 1,896,284.56/x
  3. Step 3: Cross multiply
    3,221,071.10x = 4,444,813.90 × 1,896,284.56
  4. Step 4: Simplify right side
    3,221,071.10x = 8,428,631,938,937.89
  5. Step 5: Solve for x
    x = 8,428,631,938,937.89/3,221,071.10
  6. Step 6: Final answer
    x = 2,616,717.14

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Why These Related Problems?

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