Home / 1,557,462.00-2,149,293.48-869,126.52

Finding the Fourth Proportional to 1,557,462.00, 2,149,293.48 and 869,126.52

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Solution

The fourth proportional to 1,557,462.00, 2,149,293.48 and 869,126.52 is: 1,199,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,462.00 : 2,149,293.48 = 869,126.52 : x
  2. Step 2: Convert to fraction form
    1,557,462.00/2,149,293.48 = 869,126.52/x
  3. Step 3: Cross multiply
    1,557,462.00x = 2,149,293.48 × 869,126.52
  4. Step 4: Simplify right side
    1,557,462.00x = 1,868,007,964,845.10
  5. Step 5: Solve for x
    x = 1,868,007,964,845.10/1,557,462.00
  6. Step 6: Final answer
    x = 1,199,392.32

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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.