Home / 1,738,679.40-2,608,479.90-616,631.40

Finding the Fourth Proportional to 1,738,679.40, 2,608,479.90 and 616,631.40

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Solution

The fourth proportional to 1,738,679.40, 2,608,479.90 and 616,631.40 is: 925,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,679.40 : 2,608,479.90 = 616,631.40 : x
  2. Step 2: Convert to fraction form
    1,738,679.40/2,608,479.90 = 616,631.40/x
  3. Step 3: Cross multiply
    1,738,679.40x = 2,608,479.90 × 616,631.40
  4. Step 4: Simplify right side
    1,738,679.40x = 1,608,470,612,608.86
  5. Step 5: Solve for x
    x = 1,608,470,612,608.86/1,738,679.40
  6. Step 6: Final answer
    x = 925,110.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.