Home / 3,217,225.46-4,825,834.31-821,070.35

Finding the Fourth Proportional to 3,217,225.46, 4,825,834.31 and 821,070.35

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Solution

The fourth proportional to 3,217,225.46, 4,825,834.31 and 821,070.35 is: 1,231,604.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,225.46 : 4,825,834.31 = 821,070.35 : x
  2. Step 2: Convert to fraction form
    3,217,225.46/4,825,834.31 = 821,070.35/x
  3. Step 3: Cross multiply
    3,217,225.46x = 4,825,834.31 × 821,070.35
  4. Step 4: Simplify right side
    3,217,225.46x = 3,962,349,437,719.19
  5. Step 5: Solve for x
    x = 3,962,349,437,719.19/3,217,225.46
  6. Step 6: Final answer
    x = 1,231,604.53

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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.