Home / 1,902,158.16-2,851,451.16-639,102.48

Finding the Fourth Proportional to 1,902,158.16, 2,851,451.16 and 639,102.48

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Solution

The fourth proportional to 1,902,158.16, 2,851,451.16 and 639,102.48 is: 958,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,158.16 : 2,851,451.16 = 639,102.48 : x
  2. Step 2: Convert to fraction form
    1,902,158.16/2,851,451.16 = 639,102.48/x
  3. Step 3: Cross multiply
    1,902,158.16x = 2,851,451.16 × 639,102.48
  4. Step 4: Simplify right side
    1,902,158.16x = 1,822,369,507,954.88
  5. Step 5: Solve for x
    x = 1,822,369,507,954.88/1,902,158.16
  6. Step 6: Final answer
    x = 958,053.62

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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.