Home / 1,081,530.29-1,492,061-622,535.03

Finding the Fourth Proportional to 1,081,530.29, 1,492,061 and 622,535.03

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Solution

The fourth proportional to 1,081,530.29, 1,492,061 and 622,535.03 is: 858,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,530.29 : 1,492,061 = 622,535.03 : x
  2. Step 2: Convert to fraction form
    1,081,530.29/1,492,061 = 622,535.03/x
  3. Step 3: Cross multiply
    1,081,530.29x = 1,492,061 × 622,535.03
  4. Step 4: Simplify right side
    1,081,530.29x = 928,860,239,396.83
  5. Step 5: Solve for x
    x = 928,860,239,396.83/1,081,530.29
  6. Step 6: Final answer
    x = 858,838.86

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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.