Home / 3,114,842.40-4,673,138.40-1,517,457.60

Finding the Fourth Proportional to 3,114,842.40, 4,673,138.40 and 1,517,457.60

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Solution

The fourth proportional to 3,114,842.40, 4,673,138.40 and 1,517,457.60 is: 2,276,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,842.40 : 4,673,138.40 = 1,517,457.60 : x
  2. Step 2: Convert to fraction form
    3,114,842.40/4,673,138.40 = 1,517,457.60/x
  3. Step 3: Cross multiply
    3,114,842.40x = 4,673,138.40 × 1,517,457.60
  4. Step 4: Simplify right side
    3,114,842.40x = 7,091,289,380,931.84
  5. Step 5: Solve for x
    x = 7,091,289,380,931.84/3,114,842.40
  6. Step 6: Final answer
    x = 2,276,612.58

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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.