Home / 1,274,660.72-1,909,238.80-599,730.66

Finding the Fourth Proportional to 1,274,660.72, 1,909,238.80 and 599,730.66

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Solution

The fourth proportional to 1,274,660.72, 1,909,238.80 and 599,730.66 is: 898,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,660.72 : 1,909,238.80 = 599,730.66 : x
  2. Step 2: Convert to fraction form
    1,274,660.72/1,909,238.80 = 599,730.66/x
  3. Step 3: Cross multiply
    1,274,660.72x = 1,909,238.80 × 599,730.66
  4. Step 4: Simplify right side
    1,274,660.72x = 1,145,029,045,621.61
  5. Step 5: Solve for x
    x = 1,145,029,045,621.61/1,274,660.72
  6. Step 6: Final answer
    x = 898,301.04

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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.