Home / 1,679,658.06-2,518,970.31-481,259.28

Finding the Fourth Proportional to 1,679,658.06, 2,518,970.31 and 481,259.28

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Solution

The fourth proportional to 1,679,658.06, 2,518,970.31 and 481,259.28 is: 721,740.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,658.06 : 2,518,970.31 = 481,259.28 : x
  2. Step 2: Convert to fraction form
    1,679,658.06/2,518,970.31 = 481,259.28/x
  3. Step 3: Cross multiply
    1,679,658.06x = 2,518,970.31 × 481,259.28
  4. Step 4: Simplify right side
    1,679,658.06x = 1,212,277,837,731.98
  5. Step 5: Solve for x
    x = 1,212,277,837,731.98/1,679,658.06
  6. Step 6: Final answer
    x = 721,740.85

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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.