Home / 1,150,259.94-1,587,333.71-666,812.66

Finding the Fourth Proportional to 1,150,259.94, 1,587,333.71 and 666,812.66

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Solution

The fourth proportional to 1,150,259.94, 1,587,333.71 and 666,812.66 is: 920,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,259.94 : 1,587,333.71 = 666,812.66 : x
  2. Step 2: Convert to fraction form
    1,150,259.94/1,587,333.71 = 666,812.66/x
  3. Step 3: Cross multiply
    1,150,259.94x = 1,587,333.71 × 666,812.66
  4. Step 4: Simplify right side
    1,150,259.94x = 1,058,454,207,203.13
  5. Step 5: Solve for x
    x = 1,058,454,207,203.13/1,150,259.94
  6. Step 6: Final answer
    x = 920,186.97

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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.