Home / 1,679,620.10-2,519,864.51-481,630.10

Finding the Fourth Proportional to 1,679,620.10, 2,519,864.51 and 481,630.10

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Solution

The fourth proportional to 1,679,620.10, 2,519,864.51 and 481,630.10 is: 722,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,620.10 : 2,519,864.51 = 481,630.10 : x
  2. Step 2: Convert to fraction form
    1,679,620.10/2,519,864.51 = 481,630.10/x
  3. Step 3: Cross multiply
    1,679,620.10x = 2,519,864.51 × 481,630.10
  4. Step 4: Simplify right side
    1,679,620.10x = 1,213,642,595,937.75
  5. Step 5: Solve for x
    x = 1,213,642,595,937.75/1,679,620.10
  6. Step 6: Final answer
    x = 722,569.70

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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.