Home / 1,110,011.24-1,664,947.74-683,628.20

Finding the Fourth Proportional to 1,110,011.24, 1,664,947.74 and 683,628.20

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Solution

The fourth proportional to 1,110,011.24, 1,664,947.74 and 683,628.20 is: 1,025,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,011.24 : 1,664,947.74 = 683,628.20 : x
  2. Step 2: Convert to fraction form
    1,110,011.24/1,664,947.74 = 683,628.20/x
  3. Step 3: Cross multiply
    1,110,011.24x = 1,664,947.74 × 683,628.20
  4. Step 4: Simplify right side
    1,110,011.24x = 1,138,205,226,590.27
  5. Step 5: Solve for x
    x = 1,138,205,226,590.27/1,110,011.24
  6. Step 6: Final answer
    x = 1,025,399.73

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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.