Home / 1,317,584.34-1,818,266.22-713,972.34

Finding the Fourth Proportional to 1,317,584.34, 1,818,266.22 and 713,972.34

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Solution

The fourth proportional to 1,317,584.34, 1,818,266.22 and 713,972.34 is: 985,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,584.34 : 1,818,266.22 = 713,972.34 : x
  2. Step 2: Convert to fraction form
    1,317,584.34/1,818,266.22 = 713,972.34/x
  3. Step 3: Cross multiply
    1,317,584.34x = 1,818,266.22 × 713,972.34
  4. Step 4: Simplify right side
    1,317,584.34x = 1,298,191,787,836.35
  5. Step 5: Solve for x
    x = 1,298,191,787,836.35/1,317,584.34
  6. Step 6: Final answer
    x = 985,281.74

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1.5x scale

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.