Home / 1,680,787.50-2,521,203.21-558,856.50

Finding the Fourth Proportional to 1,680,787.50, 2,521,203.21 and 558,856.50

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Solution

The fourth proportional to 1,680,787.50, 2,521,203.21 and 558,856.50 is: 838,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,787.50 : 2,521,203.21 = 558,856.50 : x
  2. Step 2: Convert to fraction form
    1,680,787.50/2,521,203.21 = 558,856.50/x
  3. Step 3: Cross multiply
    1,680,787.50x = 2,521,203.21 × 558,856.50
  4. Step 4: Simplify right side
    1,680,787.50x = 1,408,990,801,729.37
  5. Step 5: Solve for x
    x = 1,408,990,801,729.37/1,680,787.50
  6. Step 6: Final answer
    x = 838,292.05

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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.