Home / 1,813,578.20-2,502,737.69-997,764.29

Finding the Fourth Proportional to 1,813,578.20, 2,502,737.69 and 997,764.29

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Solution

The fourth proportional to 1,813,578.20, 2,502,737.69 and 997,764.29 is: 1,376,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,578.20 : 2,502,737.69 = 997,764.29 : x
  2. Step 2: Convert to fraction form
    1,813,578.20/2,502,737.69 = 997,764.29/x
  3. Step 3: Cross multiply
    1,813,578.20x = 2,502,737.69 × 997,764.29
  4. Step 4: Simplify right side
    1,813,578.20x = 2,497,142,276,816.58
  5. Step 5: Solve for x
    x = 2,497,142,276,816.58/1,813,578.20
  6. Step 6: Final answer
    x = 1,376,914.59

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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.