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Finding the Fourth Proportional to 3,802,551.60, 5,703,837.12 and 962,664.06

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Solution

The fourth proportional to 3,802,551.60, 5,703,837.12 and 962,664.06 is: 1,443,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802,551.60 : 5,703,837.12 = 962,664.06 : x
  2. Step 2: Convert to fraction form
    3,802,551.60/5,703,837.12 = 962,664.06/x
  3. Step 3: Cross multiply
    3,802,551.60x = 5,703,837.12 × 962,664.06
  4. Step 4: Simplify right side
    3,802,551.60x = 5,490,878,999,517.91
  5. Step 5: Solve for x
    x = 5,490,878,999,517.91/3,802,551.60
  6. Step 6: Final answer
    x = 1,443,998.55

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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.