Home / 1,813,506.72-2,502,639.22-997,692.84

Finding the Fourth Proportional to 1,813,506.72, 2,502,639.22 and 997,692.84

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Solution

The fourth proportional to 1,813,506.72, 2,502,639.22 and 997,692.84 is: 1,376,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,506.72 : 2,502,639.22 = 997,692.84 : x
  2. Step 2: Convert to fraction form
    1,813,506.72/2,502,639.22 = 997,692.84/x
  3. Step 3: Cross multiply
    1,813,506.72x = 2,502,639.22 × 997,692.84
  4. Step 4: Simplify right side
    1,813,506.72x = 2,496,865,239,648.02
  5. Step 5: Solve for x
    x = 2,496,865,239,648.02/1,813,506.72
  6. Step 6: Final answer
    x = 1,376,816.09

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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.