Home / 1,150,283.16-1,587,204.05-666,753.84

Finding the Fourth Proportional to 1,150,283.16, 1,587,204.05 and 666,753.84

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Solution

The fourth proportional to 1,150,283.16, 1,587,204.05 and 666,753.84 is: 920,012.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,283.16 : 1,587,204.05 = 666,753.84 : x
  2. Step 2: Convert to fraction form
    1,150,283.16/1,587,204.05 = 666,753.84/x
  3. Step 3: Cross multiply
    1,150,283.16x = 1,587,204.05 × 666,753.84
  4. Step 4: Simplify right side
    1,150,283.16x = 1,058,274,391,867.28
  5. Step 5: Solve for x
    x = 1,058,274,391,867.28/1,150,283.16
  6. Step 6: Final answer
    x = 920,012.07

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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.