Home / 1,725,846.05-2,589,142.76-660,888.15

Finding the Fourth Proportional to 1,725,846.05, 2,589,142.76 and 660,888.15

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Solution

The fourth proportional to 1,725,846.05, 2,589,142.76 and 660,888.15 is: 991,475.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,846.05 : 2,589,142.76 = 660,888.15 : x
  2. Step 2: Convert to fraction form
    1,725,846.05/2,589,142.76 = 660,888.15/x
  3. Step 3: Cross multiply
    1,725,846.05x = 2,589,142.76 × 660,888.15
  4. Step 4: Simplify right side
    1,725,846.05x = 1,711,133,765,437.85
  5. Step 5: Solve for x
    x = 1,711,133,765,437.85/1,725,846.05
  6. Step 6: Final answer
    x = 991,475.32

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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.