Home / 2,621,040.92-3,932,507.46-915,435.26

Finding the Fourth Proportional to 2,621,040.92, 3,932,507.46 and 915,435.26

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Solution

The fourth proportional to 2,621,040.92, 3,932,507.46 and 915,435.26 is: 1,373,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,040.92 : 3,932,507.46 = 915,435.26 : x
  2. Step 2: Convert to fraction form
    2,621,040.92/3,932,507.46 = 915,435.26/x
  3. Step 3: Cross multiply
    2,621,040.92x = 3,932,507.46 × 915,435.26
  4. Step 4: Simplify right side
    2,621,040.92x = 3,599,955,989,097.04
  5. Step 5: Solve for x
    x = 3,599,955,989,097.04/2,621,040.92
  6. Step 6: Final answer
    x = 1,373,483.32

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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.