Home / 2,368,378.70-3,551,790.45-872,276.30

Finding the Fourth Proportional to 2,368,378.70, 3,551,790.45 and 872,276.30

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Solution

The fourth proportional to 2,368,378.70, 3,551,790.45 and 872,276.30 is: 1,308,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,378.70 : 3,551,790.45 = 872,276.30 : x
  2. Step 2: Convert to fraction form
    2,368,378.70/3,551,790.45 = 872,276.30/x
  3. Step 3: Cross multiply
    2,368,378.70x = 3,551,790.45 × 872,276.30
  4. Step 4: Simplify right side
    2,368,378.70x = 3,098,142,632,101.34
  5. Step 5: Solve for x
    x = 3,098,142,632,101.34/2,368,378.70
  6. Step 6: Final answer
    x = 1,308,128.06

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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.