Home / 1,147,897.68-1,583,670.72-718,014.48

Finding the Fourth Proportional to 1,147,897.68, 1,583,670.72 and 718,014.48

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Solution

The fourth proportional to 1,147,897.68, 1,583,670.72 and 718,014.48 is: 990,592.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,897.68 : 1,583,670.72 = 718,014.48 : x
  2. Step 2: Convert to fraction form
    1,147,897.68/1,583,670.72 = 718,014.48/x
  3. Step 3: Cross multiply
    1,147,897.68x = 1,583,670.72 × 718,014.48
  4. Step 4: Simplify right side
    1,147,897.68x = 1,137,098,508,512.03
  5. Step 5: Solve for x
    x = 1,137,098,508,512.03/1,147,897.68
  6. Step 6: Final answer
    x = 990,592.22

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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.