Home / 1,149,878.77-1,575,339.63-1,106,781.91

Finding the Fourth Proportional to 1,149,878.77, 1,575,339.63 and 1,106,781.91

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Solution

The fourth proportional to 1,149,878.77, 1,575,339.63 and 1,106,781.91 is: 1,516,296.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,878.77 : 1,575,339.63 = 1,106,781.91 : x
  2. Step 2: Convert to fraction form
    1,149,878.77/1,575,339.63 = 1,106,781.91/x
  3. Step 3: Cross multiply
    1,149,878.77x = 1,575,339.63 × 1,106,781.91
  4. Step 4: Simplify right side
    1,149,878.77x = 1,743,557,404,590.09
  5. Step 5: Solve for x
    x = 1,743,557,404,590.09/1,149,878.77
  6. Step 6: Final answer
    x = 1,516,296.72

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.