Home / 1,951,403.85-2,927,105.78-531,457.65

Finding the Fourth Proportional to 1,951,403.85, 2,927,105.78 and 531,457.65

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Solution

The fourth proportional to 1,951,403.85, 2,927,105.78 and 531,457.65 is: 797,186.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,403.85 : 2,927,105.78 = 531,457.65 : x
  2. Step 2: Convert to fraction form
    1,951,403.85/2,927,105.78 = 531,457.65/x
  3. Step 3: Cross multiply
    1,951,403.85x = 2,927,105.78 × 531,457.65
  4. Step 4: Simplify right side
    1,951,403.85x = 1,555,632,756,482.93
  5. Step 5: Solve for x
    x = 1,555,632,756,482.93/1,951,403.85
  6. Step 6: Final answer
    x = 797,186.48

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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.