Home / 3,347,368.20-4,620,552.66-1,989,225

Finding the Fourth Proportional to 3,347,368.20, 4,620,552.66 and 1,989,225

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Solution

The fourth proportional to 3,347,368.20, 4,620,552.66 and 1,989,225 is: 2,745,834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,368.20 : 4,620,552.66 = 1,989,225 : x
  2. Step 2: Convert to fraction form
    3,347,368.20/4,620,552.66 = 1,989,225/x
  3. Step 3: Cross multiply
    3,347,368.20x = 4,620,552.66 × 1,989,225
  4. Step 4: Simplify right side
    3,347,368.20x = 9,191,318,865,088.50
  5. Step 5: Solve for x
    x = 9,191,318,865,088.50/3,347,368.20
  6. Step 6: Final answer
    x = 2,745,834.43

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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.