Home / 1,357,156.44-2,032,633.23-647,682.72

Finding the Fourth Proportional to 1,357,156.44, 2,032,633.23 and 647,682.72

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Solution

The fourth proportional to 1,357,156.44, 2,032,633.23 and 647,682.72 is: 970,043.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,156.44 : 2,032,633.23 = 647,682.72 : x
  2. Step 2: Convert to fraction form
    1,357,156.44/2,032,633.23 = 647,682.72/x
  3. Step 3: Cross multiply
    1,357,156.44x = 2,032,633.23 × 647,682.72
  4. Step 4: Simplify right side
    1,357,156.44x = 1,316,501,419,168.79
  5. Step 5: Solve for x
    x = 1,316,501,419,168.79/1,357,156.44
  6. Step 6: Final answer
    x = 970,043.97

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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.