Home / 1,217,626.56-1,680,318.24-701,191.52

Finding the Fourth Proportional to 1,217,626.56, 1,680,318.24 and 701,191.52

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Solution

The fourth proportional to 1,217,626.56, 1,680,318.24 and 701,191.52 is: 967,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,626.56 : 1,680,318.24 = 701,191.52 : x
  2. Step 2: Convert to fraction form
    1,217,626.56/1,680,318.24 = 701,191.52/x
  3. Step 3: Cross multiply
    1,217,626.56x = 1,680,318.24 × 701,191.52
  4. Step 4: Simplify right side
    1,217,626.56x = 1,178,224,900,789.32
  5. Step 5: Solve for x
    x = 1,178,224,900,789.32/1,217,626.56
  6. Step 6: Final answer
    x = 967,640.60

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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.