Home / 2,369,280.78-3,269,607.87-1,281,551.88

Finding the Fourth Proportional to 2,369,280.78, 3,269,607.87 and 1,281,551.88

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Solution

The fourth proportional to 2,369,280.78, 3,269,607.87 and 1,281,551.88 is: 1,768,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,369,280.78 : 3,269,607.87 = 1,281,551.88 : x
  2. Step 2: Convert to fraction form
    2,369,280.78/3,269,607.87 = 1,281,551.88/x
  3. Step 3: Cross multiply
    2,369,280.78x = 3,269,607.87 × 1,281,551.88
  4. Step 4: Simplify right side
    2,369,280.78x = 4,190,172,112,661.30
  5. Step 5: Solve for x
    x = 4,190,172,112,661.30/2,369,280.78
  6. Step 6: Final answer
    x = 1,768,541.81

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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.