Home / 1,531,296.09-2,113,310.52-886,727.52

Finding the Fourth Proportional to 1,531,296.09, 2,113,310.52 and 886,727.52

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Solution

The fourth proportional to 1,531,296.09, 2,113,310.52 and 886,727.52 is: 1,223,754.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,296.09 : 2,113,310.52 = 886,727.52 : x
  2. Step 2: Convert to fraction form
    1,531,296.09/2,113,310.52 = 886,727.52/x
  3. Step 3: Cross multiply
    1,531,296.09x = 2,113,310.52 × 886,727.52
  4. Step 4: Simplify right side
    1,531,296.09x = 1,873,930,596,389.51
  5. Step 5: Solve for x
    x = 1,873,930,596,389.51/1,531,296.09
  6. Step 6: Final answer
    x = 1,223,754.58

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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.