Home / 4,142,072.20-6,209,414.70-1,617,140.20

Finding the Fourth Proportional to 4,142,072.20, 6,209,414.70 and 1,617,140.20

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Solution

The fourth proportional to 4,142,072.20, 6,209,414.70 and 1,617,140.20 is: 2,424,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,072.20 : 6,209,414.70 = 1,617,140.20 : x
  2. Step 2: Convert to fraction form
    4,142,072.20/6,209,414.70 = 1,617,140.20/x
  3. Step 3: Cross multiply
    4,142,072.20x = 6,209,414.70 × 1,617,140.20
  4. Step 4: Simplify right side
    4,142,072.20x = 10,041,494,129,840.94
  5. Step 5: Solve for x
    x = 10,041,494,129,840.94/4,142,072.20
  6. Step 6: Final answer
    x = 2,424,268.25

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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.