Home / 1,409,456.24-1,945,050.86-764,876.44

Finding the Fourth Proportional to 1,409,456.24, 1,945,050.86 and 764,876.44

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Solution

The fourth proportional to 1,409,456.24, 1,945,050.86 and 764,876.44 is: 1,055,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,456.24 : 1,945,050.86 = 764,876.44 : x
  2. Step 2: Convert to fraction form
    1,409,456.24/1,945,050.86 = 764,876.44/x
  3. Step 3: Cross multiply
    1,409,456.24x = 1,945,050.86 × 764,876.44
  4. Step 4: Simplify right side
    1,409,456.24x = 1,487,723,577,415.74
  5. Step 5: Solve for x
    x = 1,487,723,577,415.74/1,409,456.24
  6. Step 6: Final answer
    x = 1,055,530.16

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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.