Home / 1,078,770.56-1,488,062.04-697,022.48

Finding the Fourth Proportional to 1,078,770.56, 1,488,062.04 and 697,022.48

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Solution

The fourth proportional to 1,078,770.56, 1,488,062.04 and 697,022.48 is: 961,476.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,770.56 : 1,488,062.04 = 697,022.48 : x
  2. Step 2: Convert to fraction form
    1,078,770.56/1,488,062.04 = 697,022.48/x
  3. Step 3: Cross multiply
    1,078,770.56x = 1,488,062.04 × 697,022.48
  4. Step 4: Simplify right side
    1,078,770.56x = 1,037,212,693,514.66
  5. Step 5: Solve for x
    x = 1,037,212,693,514.66/1,078,770.56
  6. Step 6: Final answer
    x = 961,476.64

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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.