Home / 1,348,815.51-2,024,219.72-638,843.56

Finding the Fourth Proportional to 1,348,815.51, 2,024,219.72 and 638,843.56

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Solution

The fourth proportional to 1,348,815.51, 2,024,219.72 and 638,843.56 is: 958,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,815.51 : 2,024,219.72 = 638,843.56 : x
  2. Step 2: Convert to fraction form
    1,348,815.51/2,024,219.72 = 638,843.56/x
  3. Step 3: Cross multiply
    1,348,815.51x = 2,024,219.72 × 638,843.56
  4. Step 4: Simplify right side
    1,348,815.51x = 1,293,159,728,952.79
  5. Step 5: Solve for x
    x = 1,293,159,728,952.79/1,348,815.51
  6. Step 6: Final answer
    x = 958,737.30

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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.