Home / 1,253,487.06-1,879,509.42-668,525.00

Finding the Fourth Proportional to 1,253,487.06, 1,879,509.42 and 668,525.00

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Solution

The fourth proportional to 1,253,487.06, 1,879,509.42 and 668,525.00 is: 1,002,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,487.06 : 1,879,509.42 = 668,525.00 : x
  2. Step 2: Convert to fraction form
    1,253,487.06/1,879,509.42 = 668,525.00/x
  3. Step 3: Cross multiply
    1,253,487.06x = 1,879,509.42 × 668,525.00
  4. Step 4: Simplify right side
    1,253,487.06x = 1,256,499,025,607.95
  5. Step 5: Solve for x
    x = 1,256,499,025,607.95/1,253,487.06
  6. Step 6: Final answer
    x = 1,002,402.87

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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.