Home / 1,447,236.91-1,997,332.86-802,782.82

Finding the Fourth Proportional to 1,447,236.91, 1,997,332.86 and 802,782.82

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Solution

The fourth proportional to 1,447,236.91, 1,997,332.86 and 802,782.82 is: 1,107,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,236.91 : 1,997,332.86 = 802,782.82 : x
  2. Step 2: Convert to fraction form
    1,447,236.91/1,997,332.86 = 802,782.82/x
  3. Step 3: Cross multiply
    1,447,236.91x = 1,997,332.86 × 802,782.82
  4. Step 4: Simplify right side
    1,447,236.91x = 1,603,424,505,829.47
  5. Step 5: Solve for x
    x = 1,603,424,505,829.47/1,447,236.91
  6. Step 6: Final answer
    x = 1,107,921.24

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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.