Home / 892,345.82-1,230,981.09-569,716.94

Finding the Fourth Proportional to 892,345.82, 1,230,981.09 and 569,716.94

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Solution

The fourth proportional to 892,345.82, 1,230,981.09 and 569,716.94 is: 785,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,345.82 : 1,230,981.09 = 569,716.94 : x
  2. Step 2: Convert to fraction form
    892,345.82/1,230,981.09 = 569,716.94/x
  3. Step 3: Cross multiply
    892,345.82x = 1,230,981.09 × 569,716.94
  4. Step 4: Simplify right side
    892,345.82x = 701,310,779,792.67
  5. Step 5: Solve for x
    x = 701,310,779,792.67/892,345.82
  6. Step 6: Final answer
    x = 785,918.15

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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.