Home / 6,872,465.80-10,308,698.70-2,080,894.60

Finding the Fourth Proportional to 6,872,465.80, 10,308,698.70 and 2,080,894.60

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Solution

The fourth proportional to 6,872,465.80, 10,308,698.70 and 2,080,894.60 is: 3,121,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,465.80 : 10,308,698.70 = 2,080,894.60 : x
  2. Step 2: Convert to fraction form
    6,872,465.80/10,308,698.70 = 2,080,894.60/x
  3. Step 3: Cross multiply
    6,872,465.80x = 10,308,698.70 × 2,080,894.60
  4. Step 4: Simplify right side
    6,872,465.80x = 21,451,315,457,857.02
  5. Step 5: Solve for x
    x = 21,451,315,457,857.02/6,872,465.80
  6. Step 6: Final answer
    x = 3,121,341.90

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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.