Home / 1,162,172.67-1,742,260.48-403,915.61

Finding the Fourth Proportional to 1,162,172.67, 1,742,260.48 and 403,915.61

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Solution

The fourth proportional to 1,162,172.67, 1,742,260.48 and 403,915.61 is: 605,526.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,172.67 : 1,742,260.48 = 403,915.61 : x
  2. Step 2: Convert to fraction form
    1,162,172.67/1,742,260.48 = 403,915.61/x
  3. Step 3: Cross multiply
    1,162,172.67x = 1,742,260.48 × 403,915.61
  4. Step 4: Simplify right side
    1,162,172.67x = 703,726,204,558.09
  5. Step 5: Solve for x
    x = 703,726,204,558.09/1,162,172.67
  6. Step 6: Final answer
    x = 605,526.38

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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.