Home / 1,261,094.43-1,740,348.77-717,308.58

Finding the Fourth Proportional to 1,261,094.43, 1,740,348.77 and 717,308.58

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Solution

The fourth proportional to 1,261,094.43, 1,740,348.77 and 717,308.58 is: 989,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,094.43 : 1,740,348.77 = 717,308.58 : x
  2. Step 2: Convert to fraction form
    1,261,094.43/1,740,348.77 = 717,308.58/x
  3. Step 3: Cross multiply
    1,261,094.43x = 1,740,348.77 × 717,308.58
  4. Step 4: Simplify right side
    1,261,094.43x = 1,248,367,104,913.45
  5. Step 5: Solve for x
    x = 1,248,367,104,913.45/1,261,094.43
  6. Step 6: Final answer
    x = 989,907.71

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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.