Home / 1,680,787.25-2,521,202.84-558,856.25

Finding the Fourth Proportional to 1,680,787.25, 2,521,202.84 and 558,856.25

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Solution

The fourth proportional to 1,680,787.25, 2,521,202.84 and 558,856.25 is: 838,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,787.25 : 2,521,202.84 = 558,856.25 : x
  2. Step 2: Convert to fraction form
    1,680,787.25/2,521,202.84 = 558,856.25/x
  3. Step 3: Cross multiply
    1,680,787.25x = 2,521,202.84 × 558,856.25
  4. Step 4: Simplify right side
    1,680,787.25x = 1,408,989,961,857.47
  5. Step 5: Solve for x
    x = 1,408,989,961,857.47/1,680,787.25
  6. Step 6: Final answer
    x = 838,291.68

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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.