Home / 1,336,584.04-2,004,212.77-425,647.78

Finding the Fourth Proportional to 1,336,584.04, 2,004,212.77 and 425,647.78

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Solution

The fourth proportional to 1,336,584.04, 2,004,212.77 and 425,647.78 is: 638,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,584.04 : 2,004,212.77 = 425,647.78 : x
  2. Step 2: Convert to fraction form
    1,336,584.04/2,004,212.77 = 425,647.78/x
  3. Step 3: Cross multiply
    1,336,584.04x = 2,004,212.77 × 425,647.78
  4. Step 4: Simplify right side
    1,336,584.04x = 853,088,710,123.50
  5. Step 5: Solve for x
    x = 853,088,710,123.50/1,336,584.04
  6. Step 6: Final answer
    x = 638,260.44

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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.