Home / 1,354,377.25-1,869,055.80-773,677.27

Finding the Fourth Proportional to 1,354,377.25, 1,869,055.80 and 773,677.27

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Solution

The fourth proportional to 1,354,377.25, 1,869,055.80 and 773,677.27 is: 1,067,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,354,377.25 : 1,869,055.80 = 773,677.27 : x
  2. Step 2: Convert to fraction form
    1,354,377.25/1,869,055.80 = 773,677.27/x
  3. Step 3: Cross multiply
    1,354,377.25x = 1,869,055.80 × 773,677.27
  4. Step 4: Simplify right side
    1,354,377.25x = 1,446,045,979,476.39
  5. Step 5: Solve for x
    x = 1,446,045,979,476.39/1,354,377.25
  6. Step 6: Final answer
    x = 1,067,683.31

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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.