Home / 1,179,576.86-1,627,767.81-663,316.07

Finding the Fourth Proportional to 1,179,576.86, 1,627,767.81 and 663,316.07

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Solution

The fourth proportional to 1,179,576.86, 1,627,767.81 and 663,316.07 is: 915,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,576.86 : 1,627,767.81 = 663,316.07 : x
  2. Step 2: Convert to fraction form
    1,179,576.86/1,627,767.81 = 663,316.07/x
  3. Step 3: Cross multiply
    1,179,576.86x = 1,627,767.81 × 663,316.07
  4. Step 4: Simplify right side
    1,179,576.86x = 1,079,724,546,601.71
  5. Step 5: Solve for x
    x = 1,079,724,546,601.71/1,179,576.86
  6. Step 6: Final answer
    x = 915,349.04

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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.