Home / 1,869,506.38-2,804,731.48-521,667.84

Finding the Fourth Proportional to 1,869,506.38, 2,804,731.48 and 521,667.84

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Solution

The fourth proportional to 1,869,506.38, 2,804,731.48 and 521,667.84 is: 782,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,506.38 : 2,804,731.48 = 521,667.84 : x
  2. Step 2: Convert to fraction form
    1,869,506.38/2,804,731.48 = 521,667.84/x
  3. Step 3: Cross multiply
    1,869,506.38x = 2,804,731.48 × 521,667.84
  4. Step 4: Simplify right side
    1,869,506.38x = 1,463,138,221,920.62
  5. Step 5: Solve for x
    x = 1,463,138,221,920.62/1,869,506.38
  6. Step 6: Final answer
    x = 782,633.45

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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.