Home / 1,095,796.16-1,644,130.24-421,696.48

Finding the Fourth Proportional to 1,095,796.16, 1,644,130.24 and 421,696.48

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Solution

The fourth proportional to 1,095,796.16, 1,644,130.24 and 421,696.48 is: 632,712.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,796.16 : 1,644,130.24 = 421,696.48 : x
  2. Step 2: Convert to fraction form
    1,095,796.16/1,644,130.24 = 421,696.48/x
  3. Step 3: Cross multiply
    1,095,796.16x = 1,644,130.24 × 421,696.48
  4. Step 4: Simplify right side
    1,095,796.16x = 693,323,934,869.56
  5. Step 5: Solve for x
    x = 693,323,934,869.56/1,095,796.16
  6. Step 6: Final answer
    x = 632,712.51

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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.