Home / 3,221,492.96-4,832,127.60-825,357.44

Finding the Fourth Proportional to 3,221,492.96, 4,832,127.60 and 825,357.44

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Solution

The fourth proportional to 3,221,492.96, 4,832,127.60 and 825,357.44 is: 1,238,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,492.96 : 4,832,127.60 = 825,357.44 : x
  2. Step 2: Convert to fraction form
    3,221,492.96/4,832,127.60 = 825,357.44/x
  3. Step 3: Cross multiply
    3,221,492.96x = 4,832,127.60 × 825,357.44
  4. Step 4: Simplify right side
    3,221,492.96x = 3,988,232,465,689.34
  5. Step 5: Solve for x
    x = 3,988,232,465,689.34/3,221,492.96
  6. Step 6: Final answer
    x = 1,238,007.51

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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.