Home / 1,061,175.28-1,590,762.32-528,192.48

Finding the Fourth Proportional to 1,061,175.28, 1,590,762.32 and 528,192.48

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Solution

The fourth proportional to 1,061,175.28, 1,590,762.32 and 528,192.48 is: 791,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,175.28 : 1,590,762.32 = 528,192.48 : x
  2. Step 2: Convert to fraction form
    1,061,175.28/1,590,762.32 = 528,192.48/x
  3. Step 3: Cross multiply
    1,061,175.28x = 1,590,762.32 × 528,192.48
  4. Step 4: Simplify right side
    1,061,175.28x = 840,228,694,891.35
  5. Step 5: Solve for x
    x = 840,228,694,891.35/1,061,175.28
  6. Step 6: Final answer
    x = 791,790.68

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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.