Home / 1,058,022.83-1,459,084.15-815,917.07

Finding the Fourth Proportional to 1,058,022.83, 1,459,084.15 and 815,917.07

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Solution

The fourth proportional to 1,058,022.83, 1,459,084.15 and 815,917.07 is: 1,125,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,022.83 : 1,459,084.15 = 815,917.07 : x
  2. Step 2: Convert to fraction form
    1,058,022.83/1,459,084.15 = 815,917.07/x
  3. Step 3: Cross multiply
    1,058,022.83x = 1,459,084.15 × 815,917.07
  4. Step 4: Simplify right side
    1,058,022.83x = 1,190,491,669,219.05
  5. Step 5: Solve for x
    x = 1,190,491,669,219.05/1,058,022.83
  6. Step 6: Final answer
    x = 1,125,204.14

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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.