Home / 1,607,605.09-2,218,414.85-928,501.09

Finding the Fourth Proportional to 1,607,605.09, 2,218,414.85 and 928,501.09

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Solution

The fourth proportional to 1,607,605.09, 2,218,414.85 and 928,501.09 is: 1,281,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,605.09 : 2,218,414.85 = 928,501.09 : x
  2. Step 2: Convert to fraction form
    1,607,605.09/2,218,414.85 = 928,501.09/x
  3. Step 3: Cross multiply
    1,607,605.09x = 2,218,414.85 × 928,501.09
  4. Step 4: Simplify right side
    1,607,605.09x = 2,059,800,601,654.68
  5. Step 5: Solve for x
    x = 2,059,800,601,654.68/1,607,605.09
  6. Step 6: Final answer
    x = 1,281,285.20

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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.