Home / 1,232,028.30-1,848,301.65-521,690.70

Finding the Fourth Proportional to 1,232,028.30, 1,848,301.65 and 521,690.70

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Solution

The fourth proportional to 1,232,028.30, 1,848,301.65 and 521,690.70 is: 782,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,028.30 : 1,848,301.65 = 521,690.70 : x
  2. Step 2: Convert to fraction form
    1,232,028.30/1,848,301.65 = 521,690.70/x
  3. Step 3: Cross multiply
    1,232,028.30x = 1,848,301.65 × 521,690.70
  4. Step 4: Simplify right side
    1,232,028.30x = 964,241,781,599.66
  5. Step 5: Solve for x
    x = 964,241,781,599.66/1,232,028.30
  6. Step 6: Final answer
    x = 782,645.81

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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.