Home / 1,193,510.36-1,647,087.75-649,619.87

Finding the Fourth Proportional to 1,193,510.36, 1,647,087.75 and 649,619.87

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Solution

The fourth proportional to 1,193,510.36, 1,647,087.75 and 649,619.87 is: 896,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,510.36 : 1,647,087.75 = 649,619.87 : x
  2. Step 2: Convert to fraction form
    1,193,510.36/1,647,087.75 = 649,619.87/x
  3. Step 3: Cross multiply
    1,193,510.36x = 1,647,087.75 × 649,619.87
  4. Step 4: Simplify right side
    1,193,510.36x = 1,069,980,921,798.15
  5. Step 5: Solve for x
    x = 1,069,980,921,798.15/1,193,510.36
  6. Step 6: Final answer
    x = 896,499.06

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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.