Home / 2,175,365.70-3,263,048.55-1,853,439.30

Finding the Fourth Proportional to 2,175,365.70, 3,263,048.55 and 1,853,439.30

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Solution

The fourth proportional to 2,175,365.70, 3,263,048.55 and 1,853,439.30 is: 2,780,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,365.70 : 3,263,048.55 = 1,853,439.30 : x
  2. Step 2: Convert to fraction form
    2,175,365.70/3,263,048.55 = 1,853,439.30/x
  3. Step 3: Cross multiply
    2,175,365.70x = 3,263,048.55 × 1,853,439.30
  4. Step 4: Simplify right side
    2,175,365.70x = 6,047,862,420,378.02
  5. Step 5: Solve for x
    x = 6,047,862,420,378.02/2,175,365.70
  6. Step 6: Final answer
    x = 2,780,158.95

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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.