Home / 3,126,276.87-4,686,965.55-1,234,434.39

Finding the Fourth Proportional to 3,126,276.87, 4,686,965.55 and 1,234,434.39

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Solution

The fourth proportional to 3,126,276.87, 4,686,965.55 and 1,234,434.39 is: 1,850,684.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,276.87 : 4,686,965.55 = 1,234,434.39 : x
  2. Step 2: Convert to fraction form
    3,126,276.87/4,686,965.55 = 1,234,434.39/x
  3. Step 3: Cross multiply
    3,126,276.87x = 4,686,965.55 × 1,234,434.39
  4. Step 4: Simplify right side
    3,126,276.87x = 5,785,751,459,665.26
  5. Step 5: Solve for x
    x = 5,785,751,459,665.26/3,126,276.87
  6. Step 6: Final answer
    x = 1,850,684.28

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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.