Home / 1,805,588.62-2,708,737.21-668,360.77

Finding the Fourth Proportional to 1,805,588.62, 2,708,737.21 and 668,360.77

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Solution

The fourth proportional to 1,805,588.62, 2,708,737.21 and 668,360.77 is: 1,002,672.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,588.62 : 2,708,737.21 = 668,360.77 : x
  2. Step 2: Convert to fraction form
    1,805,588.62/2,708,737.21 = 668,360.77/x
  3. Step 3: Cross multiply
    1,805,588.62x = 2,708,737.21 × 668,360.77
  4. Step 4: Simplify right side
    1,805,588.62x = 1,810,413,673,859.57
  5. Step 5: Solve for x
    x = 1,810,413,673,859.57/1,805,588.62
  6. Step 6: Final answer
    x = 1,002,672.29

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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.