Home / 1,694,653.70-2,542,410.82-784,492.34

Finding the Fourth Proportional to 1,694,653.70, 2,542,410.82 and 784,492.34

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Solution

The fourth proportional to 1,694,653.70, 2,542,410.82 and 784,492.34 is: 1,176,937.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,653.70 : 2,542,410.82 = 784,492.34 : x
  2. Step 2: Convert to fraction form
    1,694,653.70/2,542,410.82 = 784,492.34/x
  3. Step 3: Cross multiply
    1,694,653.70x = 2,542,410.82 × 784,492.34
  4. Step 4: Simplify right side
    1,694,653.70x = 1,994,501,813,423.12
  5. Step 5: Solve for x
    x = 1,994,501,813,423.12/1,694,653.70
  6. Step 6: Final answer
    x = 1,176,937.69

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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.