Home / 3,102,059.96-4,280,781.34-1,725,374.06

Finding the Fourth Proportional to 3,102,059.96, 4,280,781.34 and 1,725,374.06

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Solution

The fourth proportional to 3,102,059.96, 4,280,781.34 and 1,725,374.06 is: 2,380,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,059.96 : 4,280,781.34 = 1,725,374.06 : x
  2. Step 2: Convert to fraction form
    3,102,059.96/4,280,781.34 = 1,725,374.06/x
  3. Step 3: Cross multiply
    3,102,059.96x = 4,280,781.34 × 1,725,374.06
  4. Step 4: Simplify right side
    3,102,059.96x = 7,385,949,080,568.04
  5. Step 5: Solve for x
    x = 7,385,949,080,568.04/3,102,059.96
  6. Step 6: Final answer
    x = 2,380,982.05

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Double scale
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1.5x scale

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.