Home / 1,869,523.34-2,804,756.83-521,684.75

Finding the Fourth Proportional to 1,869,523.34, 2,804,756.83 and 521,684.75

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Solution

The fourth proportional to 1,869,523.34, 2,804,756.83 and 521,684.75 is: 782,658.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,523.34 : 2,804,756.83 = 521,684.75 : x
  2. Step 2: Convert to fraction form
    1,869,523.34/2,804,756.83 = 521,684.75/x
  3. Step 3: Cross multiply
    1,869,523.34x = 2,804,756.83 × 521,684.75
  4. Step 4: Simplify right side
    1,869,523.34x = 1,463,198,871,377.02
  5. Step 5: Solve for x
    x = 1,463,198,871,377.02/1,869,523.34
  6. Step 6: Final answer
    x = 782,658.79

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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.