Home / 1,443,468.64-1,991,925.48-798,828.52

Finding the Fourth Proportional to 1,443,468.64, 1,991,925.48 and 798,828.52

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Solution

The fourth proportional to 1,443,468.64, 1,991,925.48 and 798,828.52 is: 1,102,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,468.64 : 1,991,925.48 = 798,828.52 : x
  2. Step 2: Convert to fraction form
    1,443,468.64/1,991,925.48 = 798,828.52/x
  3. Step 3: Cross multiply
    1,443,468.64x = 1,991,925.48 × 798,828.52
  4. Step 4: Simplify right side
    1,443,468.64x = 1,591,206,883,138.69
  5. Step 5: Solve for x
    x = 1,591,206,883,138.69/1,443,468.64
  6. Step 6: Final answer
    x = 1,102,349.47

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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.