Home / 1,448,972.82-2,170,631.79-948,820.50

Finding the Fourth Proportional to 1,448,972.82, 2,170,631.79 and 948,820.50

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Solution

The fourth proportional to 1,448,972.82, 2,170,631.79 and 948,820.50 is: 1,421,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,972.82 : 2,170,631.79 = 948,820.50 : x
  2. Step 2: Convert to fraction form
    1,448,972.82/2,170,631.79 = 948,820.50/x
  3. Step 3: Cross multiply
    1,448,972.82x = 2,170,631.79 × 948,820.50
  4. Step 4: Simplify right side
    1,448,972.82x = 2,059,539,940,303.70
  5. Step 5: Solve for x
    x = 2,059,539,940,303.70/1,448,972.82
  6. Step 6: Final answer
    x = 1,421,379.28

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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.