Home / 1,014,583.72-1,397,871.12-669,805.60

Finding the Fourth Proportional to 1,014,583.72, 1,397,871.12 and 669,805.60

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Solution

The fourth proportional to 1,014,583.72, 1,397,871.12 and 669,805.60 is: 922,843.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,583.72 : 1,397,871.12 = 669,805.60 : x
  2. Step 2: Convert to fraction form
    1,014,583.72/1,397,871.12 = 669,805.60/x
  3. Step 3: Cross multiply
    1,014,583.72x = 1,397,871.12 × 669,805.60
  4. Step 4: Simplify right side
    1,014,583.72x = 936,301,904,254.27
  5. Step 5: Solve for x
    x = 936,301,904,254.27/1,014,583.72
  6. Step 6: Final answer
    x = 922,843.41

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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.