Home / 1,752,965.75-2,419,095.07-989,090.39

Finding the Fourth Proportional to 1,752,965.75, 2,419,095.07 and 989,090.39

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Solution

The fourth proportional to 1,752,965.75, 2,419,095.07 and 989,090.39 is: 1,364,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,965.75 : 2,419,095.07 = 989,090.39 : x
  2. Step 2: Convert to fraction form
    1,752,965.75/2,419,095.07 = 989,090.39/x
  3. Step 3: Cross multiply
    1,752,965.75x = 2,419,095.07 × 989,090.39
  4. Step 4: Simplify right side
    1,752,965.75x = 2,392,703,693,517.48
  5. Step 5: Solve for x
    x = 2,392,703,693,517.48/1,752,965.75
  6. Step 6: Final answer
    x = 1,364,946.06

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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.