Home / 1,281,101.74-1,767,920.80-700,327.42

Finding the Fourth Proportional to 1,281,101.74, 1,767,920.80 and 700,327.42

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Solution

The fourth proportional to 1,281,101.74, 1,767,920.80 and 700,327.42 is: 966,452.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,101.74 : 1,767,920.80 = 700,327.42 : x
  2. Step 2: Convert to fraction form
    1,281,101.74/1,767,920.80 = 700,327.42/x
  3. Step 3: Cross multiply
    1,281,101.74x = 1,767,920.80 × 700,327.42
  4. Step 4: Simplify right side
    1,281,101.74x = 1,238,123,412,628.34
  5. Step 5: Solve for x
    x = 1,238,123,412,628.34/1,281,101.74
  6. Step 6: Final answer
    x = 966,452.06

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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.