Home / 2,762,628.02-3,812,541.54-1,538,933.21

Finding the Fourth Proportional to 2,762,628.02, 3,812,541.54 and 1,538,933.21

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Solution

The fourth proportional to 2,762,628.02, 3,812,541.54 and 1,538,933.21 is: 2,123,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,628.02 : 3,812,541.54 = 1,538,933.21 : x
  2. Step 2: Convert to fraction form
    2,762,628.02/3,812,541.54 = 1,538,933.21/x
  3. Step 3: Cross multiply
    2,762,628.02x = 3,812,541.54 × 1,538,933.21
  4. Step 4: Simplify right side
    2,762,628.02x = 5,867,246,779,873.87
  5. Step 5: Solve for x
    x = 5,867,246,779,873.87/2,762,628.02
  6. Step 6: Final answer
    x = 2,123,791.82

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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.