Home / 2,148,990.10-3,222,375.70-632,476

Finding the Fourth Proportional to 2,148,990.10, 3,222,375.70 and 632,476

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Solution

The fourth proportional to 2,148,990.10, 3,222,375.70 and 632,476 is: 948,387.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,990.10 : 3,222,375.70 = 632,476 : x
  2. Step 2: Convert to fraction form
    2,148,990.10/3,222,375.70 = 632,476/x
  3. Step 3: Cross multiply
    2,148,990.10x = 3,222,375.70 × 632,476
  4. Step 4: Simplify right side
    2,148,990.10x = 2,038,075,293,233.20
  5. Step 5: Solve for x
    x = 2,038,075,293,233.20/2,148,990.10
  6. Step 6: Final answer
    x = 948,387.47

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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.