Home / 1,108,668.08-1,530,355.20-655,958

Finding the Fourth Proportional to 1,108,668.08, 1,530,355.20 and 655,958

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Solution

The fourth proportional to 1,108,668.08, 1,530,355.20 and 655,958 is: 905,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,668.08 : 1,530,355.20 = 655,958 : x
  2. Step 2: Convert to fraction form
    1,108,668.08/1,530,355.20 = 655,958/x
  3. Step 3: Cross multiply
    1,108,668.08x = 1,530,355.20 × 655,958
  4. Step 4: Simplify right side
    1,108,668.08x = 1,003,848,736,281.60
  5. Step 5: Solve for x
    x = 1,003,848,736,281.60/1,108,668.08
  6. Step 6: Final answer
    x = 905,454.71

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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.