Home / 1,040,739.08-1,561,699.11-410,095.76

Finding the Fourth Proportional to 1,040,739.08, 1,561,699.11 and 410,095.76

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Solution

The fourth proportional to 1,040,739.08, 1,561,699.11 and 410,095.76 is: 615,376.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,739.08 : 1,561,699.11 = 410,095.76 : x
  2. Step 2: Convert to fraction form
    1,040,739.08/1,561,699.11 = 410,095.76/x
  3. Step 3: Cross multiply
    1,040,739.08x = 1,561,699.11 × 410,095.76
  4. Step 4: Simplify right side
    1,040,739.08x = 640,446,184,767.30
  5. Step 5: Solve for x
    x = 640,446,184,767.30/1,040,739.08
  6. Step 6: Final answer
    x = 615,376.32

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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.