Home / 1,544,780.70-2,317,608.45-479,930.40

Finding the Fourth Proportional to 1,544,780.70, 2,317,608.45 and 479,930.40

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Solution

The fourth proportional to 1,544,780.70, 2,317,608.45 and 479,930.40 is: 720,031.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,780.70 : 2,317,608.45 = 479,930.40 : x
  2. Step 2: Convert to fraction form
    1,544,780.70/2,317,608.45 = 479,930.40/x
  3. Step 3: Cross multiply
    1,544,780.70x = 2,317,608.45 × 479,930.40
  4. Step 4: Simplify right side
    1,544,780.70x = 1,112,290,750,451.88
  5. Step 5: Solve for x
    x = 1,112,290,750,451.88/1,544,780.70
  6. Step 6: Final answer
    x = 720,031.49

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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.