Home / 4,126,730.40-6,190,970.40-1,247,860.80

Finding the Fourth Proportional to 4,126,730.40, 6,190,970.40 and 1,247,860.80

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Solution

The fourth proportional to 4,126,730.40, 6,190,970.40 and 1,247,860.80 is: 1,872,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126,730.40 : 6,190,970.40 = 1,247,860.80 : x
  2. Step 2: Convert to fraction form
    4,126,730.40/6,190,970.40 = 1,247,860.80/x
  3. Step 3: Cross multiply
    4,126,730.40x = 6,190,970.40 × 1,247,860.80
  4. Step 4: Simplify right side
    4,126,730.40x = 7,725,469,276,120.32
  5. Step 5: Solve for x
    x = 7,725,469,276,120.32/4,126,730.40
  6. Step 6: Final answer
    x = 1,872,055.73

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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.