Home / 1,091,871.22-1,506,788.16-633,257.58

Finding the Fourth Proportional to 1,091,871.22, 1,506,788.16 and 633,257.58

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Solution

The fourth proportional to 1,091,871.22, 1,506,788.16 and 633,257.58 is: 873,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,871.22 : 1,506,788.16 = 633,257.58 : x
  2. Step 2: Convert to fraction form
    1,091,871.22/1,506,788.16 = 633,257.58/x
  3. Step 3: Cross multiply
    1,091,871.22x = 1,506,788.16 × 633,257.58
  4. Step 4: Simplify right side
    1,091,871.22x = 954,185,023,774.25
  5. Step 5: Solve for x
    x = 954,185,023,774.25/1,091,871.22
  6. Step 6: Final answer
    x = 873,898.87

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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.