Home / 3,102,056.33-4,280,776.34-1,725,370.43

Finding the Fourth Proportional to 3,102,056.33, 4,280,776.34 and 1,725,370.43

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Solution

The fourth proportional to 3,102,056.33, 4,280,776.34 and 1,725,370.43 is: 2,380,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,056.33 : 4,280,776.34 = 1,725,370.43 : x
  2. Step 2: Convert to fraction form
    3,102,056.33/4,280,776.34 = 1,725,370.43/x
  3. Step 3: Cross multiply
    3,102,056.33x = 4,280,776.34 × 1,725,370.43
  4. Step 4: Simplify right side
    3,102,056.33x = 7,385,924,914,479.63
  5. Step 5: Solve for x
    x = 7,385,924,914,479.63/3,102,056.33
  6. Step 6: Final answer
    x = 2,380,977.05

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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.