Home / 1,655,768.90-2,483,653.35-1,557,791.30

Finding the Fourth Proportional to 1,655,768.90, 2,483,653.35 and 1,557,791.30

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Solution

The fourth proportional to 1,655,768.90, 2,483,653.35 and 1,557,791.30 is: 2,336,686.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,768.90 : 2,483,653.35 = 1,557,791.30 : x
  2. Step 2: Convert to fraction form
    1,655,768.90/2,483,653.35 = 1,557,791.30/x
  3. Step 3: Cross multiply
    1,655,768.90x = 2,483,653.35 × 1,557,791.30
  4. Step 4: Simplify right side
    1,655,768.90x = 3,869,013,580,845.86
  5. Step 5: Solve for x
    x = 3,869,013,580,845.86/1,655,768.90
  6. Step 6: Final answer
    x = 2,336,686.95

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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.