Home / 2,220,358.32-3,330,746.46-622,915.20

Finding the Fourth Proportional to 2,220,358.32, 3,330,746.46 and 622,915.20

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Solution

The fourth proportional to 2,220,358.32, 3,330,746.46 and 622,915.20 is: 934,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,358.32 : 3,330,746.46 = 622,915.20 : x
  2. Step 2: Convert to fraction form
    2,220,358.32/3,330,746.46 = 622,915.20/x
  3. Step 3: Cross multiply
    2,220,358.32x = 3,330,746.46 × 622,915.20
  4. Step 4: Simplify right side
    2,220,358.32x = 2,074,772,597,280.19
  5. Step 5: Solve for x
    x = 2,074,772,597,280.19/2,220,358.32
  6. Step 6: Final answer
    x = 934,431.43

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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.