Home / 1,110,539.81-1,665,809.91-400,567.76

Finding the Fourth Proportional to 1,110,539.81, 1,665,809.91 and 400,567.76

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Solution

The fourth proportional to 1,110,539.81, 1,665,809.91 and 400,567.76 is: 600,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,539.81 : 1,665,809.91 = 400,567.76 : x
  2. Step 2: Convert to fraction form
    1,110,539.81/1,665,809.91 = 400,567.76/x
  3. Step 3: Cross multiply
    1,110,539.81x = 1,665,809.91 × 400,567.76
  4. Step 4: Simplify right side
    1,110,539.81x = 667,269,744,234.50
  5. Step 5: Solve for x
    x = 667,269,744,234.50/1,110,539.81
  6. Step 6: Final answer
    x = 600,851.71

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1.5x scale

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.