Home / 1,229,848.80-1,697,118.24-713,562.70

Finding the Fourth Proportional to 1,229,848.80, 1,697,118.24 and 713,562.70

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Solution

The fourth proportional to 1,229,848.80, 1,697,118.24 and 713,562.70 is: 984,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,848.80 : 1,697,118.24 = 713,562.70 : x
  2. Step 2: Convert to fraction form
    1,229,848.80/1,697,118.24 = 713,562.70/x
  3. Step 3: Cross multiply
    1,229,848.80x = 1,697,118.24 × 713,562.70
  4. Step 4: Simplify right side
    1,229,848.80x = 1,211,000,273,553.65
  5. Step 5: Solve for x
    x = 1,211,000,273,553.65/1,229,848.80
  6. Step 6: Final answer
    x = 984,674.11

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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.