Home / 2,309,078.40-3,457,712.70-1,706,778.60

Finding the Fourth Proportional to 2,309,078.40, 3,457,712.70 and 1,706,778.60

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Solution

The fourth proportional to 2,309,078.40, 3,457,712.70 and 1,706,778.60 is: 2,555,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,078.40 : 3,457,712.70 = 1,706,778.60 : x
  2. Step 2: Convert to fraction form
    2,309,078.40/3,457,712.70 = 1,706,778.60/x
  3. Step 3: Cross multiply
    2,309,078.40x = 3,457,712.70 × 1,706,778.60
  4. Step 4: Simplify right side
    2,309,078.40x = 5,901,550,041,308.22
  5. Step 5: Solve for x
    x = 5,901,550,041,308.22/2,309,078.40
  6. Step 6: Final answer
    x = 2,555,803.23

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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.