Home / 3,027,914.40-4,178,845.90-1,851,203.70

Finding the Fourth Proportional to 3,027,914.40, 4,178,845.90 and 1,851,203.70

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Solution

The fourth proportional to 3,027,914.40, 4,178,845.90 and 1,851,203.70 is: 2,554,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027,914.40 : 4,178,845.90 = 1,851,203.70 : x
  2. Step 2: Convert to fraction form
    3,027,914.40/4,178,845.90 = 1,851,203.70/x
  3. Step 3: Cross multiply
    3,027,914.40x = 4,178,845.90 × 1,851,203.70
  4. Step 4: Simplify right side
    3,027,914.40x = 7,735,894,991,809.83
  5. Step 5: Solve for x
    x = 7,735,894,991,809.83/3,027,914.40
  6. Step 6: Final answer
    x = 2,554,859.21

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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.