Home / 1,657,945.80-2,486,918.70-1,629,952.20

Finding the Fourth Proportional to 1,657,945.80, 2,486,918.70 and 1,629,952.20

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Solution

The fourth proportional to 1,657,945.80, 2,486,918.70 and 1,629,952.20 is: 2,444,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,945.80 : 2,486,918.70 = 1,629,952.20 : x
  2. Step 2: Convert to fraction form
    1,657,945.80/2,486,918.70 = 1,629,952.20/x
  3. Step 3: Cross multiply
    1,657,945.80x = 2,486,918.70 × 1,629,952.20
  4. Step 4: Simplify right side
    1,657,945.80x = 4,053,558,606,286.14
  5. Step 5: Solve for x
    x = 4,053,558,606,286.14/1,657,945.80
  6. Step 6: Final answer
    x = 2,444,928.30

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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.