Home / 2,781,114.93-3,837,507.51-1,557,472.23

Finding the Fourth Proportional to 2,781,114.93, 3,837,507.51 and 1,557,472.23

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Solution

The fourth proportional to 2,781,114.93, 3,837,507.51 and 1,557,472.23 is: 2,149,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,114.93 : 3,837,507.51 = 1,557,472.23 : x
  2. Step 2: Convert to fraction form
    2,781,114.93/3,837,507.51 = 1,557,472.23/x
  3. Step 3: Cross multiply
    2,781,114.93x = 3,837,507.51 × 1,557,472.23
  4. Step 4: Simplify right side
    2,781,114.93x = 5,976,811,379,241.45
  5. Step 5: Solve for x
    x = 5,976,811,379,241.45/2,781,114.93
  6. Step 6: Final answer
    x = 2,149,070.26

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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.