Home / 3,416,469.80-4,714,543.28-1,888,478.50

Finding the Fourth Proportional to 3,416,469.80, 4,714,543.28 and 1,888,478.50

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Solution

The fourth proportional to 3,416,469.80, 4,714,543.28 and 1,888,478.50 is: 2,605,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,469.80 : 4,714,543.28 = 1,888,478.50 : x
  2. Step 2: Convert to fraction form
    3,416,469.80/4,714,543.28 = 1,888,478.50/x
  3. Step 3: Cross multiply
    3,416,469.80x = 4,714,543.28 × 1,888,478.50
  4. Step 4: Simplify right side
    3,416,469.80x = 8,903,313,621,599.48
  5. Step 5: Solve for x
    x = 8,903,313,621,599.48/3,416,469.80
  6. Step 6: Final answer
    x = 2,605,998.05

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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.