Home / 2,240,562.78-3,091,962.50-1,273,693.12

Finding the Fourth Proportional to 2,240,562.78, 3,091,962.50 and 1,273,693.12

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Solution

The fourth proportional to 2,240,562.78, 3,091,962.50 and 1,273,693.12 is: 1,757,688.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,562.78 : 3,091,962.50 = 1,273,693.12 : x
  2. Step 2: Convert to fraction form
    2,240,562.78/3,091,962.50 = 1,273,693.12/x
  3. Step 3: Cross multiply
    2,240,562.78x = 3,091,962.50 × 1,273,693.12
  4. Step 4: Simplify right side
    2,240,562.78x = 3,938,211,363,548.00
  5. Step 5: Solve for x
    x = 3,938,211,363,548.00/2,240,562.78
  6. Step 6: Final answer
    x = 1,757,688.47

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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.