Home / 1,465,808.19-2,198,654.77-612,659.49

Finding the Fourth Proportional to 1,465,808.19, 2,198,654.77 and 612,659.49

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Solution

The fourth proportional to 1,465,808.19, 2,198,654.77 and 612,659.49 is: 918,965.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,808.19 : 2,198,654.77 = 612,659.49 : x
  2. Step 2: Convert to fraction form
    1,465,808.19/2,198,654.77 = 612,659.49/x
  3. Step 3: Cross multiply
    1,465,808.19x = 2,198,654.77 × 612,659.49
  4. Step 4: Simplify right side
    1,465,808.19x = 1,347,026,696,017.70
  5. Step 5: Solve for x
    x = 1,347,026,696,017.70/1,465,808.19
  6. Step 6: Final answer
    x = 918,965.19

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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.