Home / 1,965,308.08-2,947,963.58-545,365.52

Finding the Fourth Proportional to 1,965,308.08, 2,947,963.58 and 545,365.52

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Solution

The fourth proportional to 1,965,308.08, 2,947,963.58 and 545,365.52 is: 818,048.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,308.08 : 2,947,963.58 = 545,365.52 : x
  2. Step 2: Convert to fraction form
    1,965,308.08/2,947,963.58 = 545,365.52/x
  3. Step 3: Cross multiply
    1,965,308.08x = 2,947,963.58 × 545,365.52
  4. Step 4: Simplify right side
    1,965,308.08x = 1,607,717,690,747.76
  5. Step 5: Solve for x
    x = 1,607,717,690,747.76/1,965,308.08
  6. Step 6: Final answer
    x = 818,048.69

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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.