Home / 1,180,647.07-1,771,025.92-381,991.12

Finding the Fourth Proportional to 1,180,647.07, 1,771,025.92 and 381,991.12

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Solution

The fourth proportional to 1,180,647.07, 1,771,025.92 and 381,991.12 is: 573,004.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,647.07 : 1,771,025.92 = 381,991.12 : x
  2. Step 2: Convert to fraction form
    1,180,647.07/1,771,025.92 = 381,991.12/x
  3. Step 3: Cross multiply
    1,180,647.07x = 1,771,025.92 × 381,991.12
  4. Step 4: Simplify right side
    1,180,647.07x = 676,516,169,347.29
  5. Step 5: Solve for x
    x = 676,516,169,347.29/1,180,647.07
  6. Step 6: Final answer
    x = 573,004.57

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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.