Home / 1,813,504.20-2,502,635.73-997,690.33

Finding the Fourth Proportional to 1,813,504.20, 2,502,635.73 and 997,690.33

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Solution

The fourth proportional to 1,813,504.20, 2,502,635.73 and 997,690.33 is: 1,376,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,504.20 : 2,502,635.73 = 997,690.33 : x
  2. Step 2: Convert to fraction form
    1,813,504.20/2,502,635.73 = 997,690.33/x
  3. Step 3: Cross multiply
    1,813,504.20x = 2,502,635.73 × 997,690.33
  4. Step 4: Simplify right side
    1,813,504.20x = 2,496,855,467,333.49
  5. Step 5: Solve for x
    x = 2,496,855,467,333.49/1,813,504.20
  6. Step 6: Final answer
    x = 1,376,812.62

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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.