Home / 3,102,059.46-4,280,780.65-1,725,373.56

Finding the Fourth Proportional to 3,102,059.46, 4,280,780.65 and 1,725,373.56

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Solution

The fourth proportional to 3,102,059.46, 4,280,780.65 and 1,725,373.56 is: 2,380,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,059.46 : 4,280,780.65 = 1,725,373.56 : x
  2. Step 2: Convert to fraction form
    3,102,059.46/4,280,780.65 = 1,725,373.56/x
  3. Step 3: Cross multiply
    3,102,059.46x = 4,280,780.65 × 1,725,373.56
  4. Step 4: Simplify right side
    3,102,059.46x = 7,385,945,749,669.62
  5. Step 5: Solve for x
    x = 7,385,945,749,669.62/3,102,059.46
  6. Step 6: Final answer
    x = 2,380,981.36

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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.