Home / 1,103,146.28-1,653,771.72-383,394.48

Finding the Fourth Proportional to 1,103,146.28, 1,653,771.72 and 383,394.48

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Solution

The fourth proportional to 1,103,146.28, 1,653,771.72 and 383,394.48 is: 574,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,146.28 : 1,653,771.72 = 383,394.48 : x
  2. Step 2: Convert to fraction form
    1,103,146.28/1,653,771.72 = 383,394.48/x
  3. Step 3: Cross multiply
    1,103,146.28x = 1,653,771.72 × 383,394.48
  4. Step 4: Simplify right side
    1,103,146.28x = 634,046,951,010.06
  5. Step 5: Solve for x
    x = 634,046,951,010.06/1,103,146.28
  6. Step 6: Final answer
    x = 574,762.35

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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.