Home / 1,445,123.08-2,167,753.74-697,797.64

Finding the Fourth Proportional to 1,445,123.08, 2,167,753.74 and 697,797.64

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Solution

The fourth proportional to 1,445,123.08, 2,167,753.74 and 697,797.64 is: 1,046,729.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,123.08 : 2,167,753.74 = 697,797.64 : x
  2. Step 2: Convert to fraction form
    1,445,123.08/2,167,753.74 = 697,797.64/x
  3. Step 3: Cross multiply
    1,445,123.08x = 2,167,753.74 × 697,797.64
  4. Step 4: Simplify right side
    1,445,123.08x = 1,512,653,443,873.17
  5. Step 5: Solve for x
    x = 1,512,653,443,873.17/1,445,123.08
  6. Step 6: Final answer
    x = 1,046,729.84

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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.