Home / 1,010,032.26-1,393,843.77-647,455.92

Finding the Fourth Proportional to 1,010,032.26, 1,393,843.77 and 647,455.92

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Solution

The fourth proportional to 1,010,032.26, 1,393,843.77 and 647,455.92 is: 893,488.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,032.26 : 1,393,843.77 = 647,455.92 : x
  2. Step 2: Convert to fraction form
    1,010,032.26/1,393,843.77 = 647,455.92/x
  3. Step 3: Cross multiply
    1,010,032.26x = 1,393,843.77 × 647,455.92
  4. Step 4: Simplify right side
    1,010,032.26x = 902,452,400,441.62
  5. Step 5: Solve for x
    x = 902,452,400,441.62/1,010,032.26
  6. Step 6: Final answer
    x = 893,488.69

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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.