Home / 1,725,845.92-2,589,142.57-660,888.02

Finding the Fourth Proportional to 1,725,845.92, 2,589,142.57 and 660,888.02

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Solution

The fourth proportional to 1,725,845.92, 2,589,142.57 and 660,888.02 is: 991,475.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,845.92 : 2,589,142.57 = 660,888.02 : x
  2. Step 2: Convert to fraction form
    1,725,845.92/2,589,142.57 = 660,888.02/x
  3. Step 3: Cross multiply
    1,725,845.92x = 2,589,142.57 × 660,888.02
  4. Step 4: Simplify right side
    1,725,845.92x = 1,711,133,311,405.65
  5. Step 5: Solve for x
    x = 1,711,133,311,405.65/1,725,845.92
  6. Step 6: Final answer
    x = 991,475.13

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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.