Home / 1,457,634.50-2,011,625.72-804,257.31

Finding the Fourth Proportional to 1,457,634.50, 2,011,625.72 and 804,257.31

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Solution

The fourth proportional to 1,457,634.50, 2,011,625.72 and 804,257.31 is: 1,109,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,634.50 : 2,011,625.72 = 804,257.31 : x
  2. Step 2: Convert to fraction form
    1,457,634.50/2,011,625.72 = 804,257.31/x
  3. Step 3: Cross multiply
    1,457,634.50x = 2,011,625.72 × 804,257.31
  4. Step 4: Simplify right side
    1,457,634.50x = 1,617,864,686,272.73
  5. Step 5: Solve for x
    x = 1,617,864,686,272.73/1,457,634.50
  6. Step 6: Final answer
    x = 1,109,924.81

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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.