Home / 1,383,601.08-2,073,450.72-653,345.12

Finding the Fourth Proportional to 1,383,601.08, 2,073,450.72 and 653,345.12

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Solution

The fourth proportional to 1,383,601.08, 2,073,450.72 and 653,345.12 is: 979,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,601.08 : 2,073,450.72 = 653,345.12 : x
  2. Step 2: Convert to fraction form
    1,383,601.08/2,073,450.72 = 653,345.12/x
  3. Step 3: Cross multiply
    1,383,601.08x = 2,073,450.72 × 653,345.12
  4. Step 4: Simplify right side
    1,383,601.08x = 1,354,678,909,472.49
  5. Step 5: Solve for x
    x = 1,354,678,909,472.49/1,383,601.08
  6. Step 6: Final answer
    x = 979,096.45

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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.