Home / 1,370,872.32-2,055,977.28-528,887.04

Finding the Fourth Proportional to 1,370,872.32, 2,055,977.28 and 528,887.04

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Solution

The fourth proportional to 1,370,872.32, 2,055,977.28 and 528,887.04 is: 793,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,872.32 : 2,055,977.28 = 528,887.04 : x
  2. Step 2: Convert to fraction form
    1,370,872.32/2,055,977.28 = 528,887.04/x
  3. Step 3: Cross multiply
    1,370,872.32x = 2,055,977.28 × 528,887.04
  4. Step 4: Simplify right side
    1,370,872.32x = 1,087,379,737,926.45
  5. Step 5: Solve for x
    x = 1,087,379,737,926.45/1,370,872.32
  6. Step 6: Final answer
    x = 793,202.78

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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.