Home / 1,419,498.09-1,958,940.96-774,923.13

Finding the Fourth Proportional to 1,419,498.09, 1,958,940.96 and 774,923.13

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Solution

The fourth proportional to 1,419,498.09, 1,958,940.96 and 774,923.13 is: 1,069,412.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,498.09 : 1,958,940.96 = 774,923.13 : x
  2. Step 2: Convert to fraction form
    1,419,498.09/1,958,940.96 = 774,923.13/x
  3. Step 3: Cross multiply
    1,419,498.09x = 1,958,940.96 × 774,923.13
  4. Step 4: Simplify right side
    1,419,498.09x = 1,518,028,660,208.40
  5. Step 5: Solve for x
    x = 1,518,028,660,208.40/1,419,498.09
  6. Step 6: Final answer
    x = 1,069,412.26

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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.