Home / 1,203,168-1,660,372.02-719,753.52

Finding the Fourth Proportional to 1,203,168, 1,660,372.02 and 719,753.52

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Solution

The fourth proportional to 1,203,168, 1,660,372.02 and 719,753.52 is: 993,259.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,168 : 1,660,372.02 = 719,753.52 : x
  2. Step 2: Convert to fraction form
    1,203,168/1,660,372.02 = 719,753.52/x
  3. Step 3: Cross multiply
    1,203,168x = 1,660,372.02 × 719,753.52
  4. Step 4: Simplify right side
    1,203,168x = 1,195,058,605,904.51
  5. Step 5: Solve for x
    x = 1,195,058,605,904.51/1,203,168
  6. Step 6: Final answer
    x = 993,259.97

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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.