Home / 1,185,841.12-1,639,218.74-1,058,046.20

Finding the Fourth Proportional to 1,185,841.12, 1,639,218.74 and 1,058,046.20

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Solution

The fourth proportional to 1,185,841.12, 1,639,218.74 and 1,058,046.20 is: 1,462,564.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,841.12 : 1,639,218.74 = 1,058,046.20 : x
  2. Step 2: Convert to fraction form
    1,185,841.12/1,639,218.74 = 1,058,046.20/x
  3. Step 3: Cross multiply
    1,185,841.12x = 1,639,218.74 × 1,058,046.20
  4. Step 4: Simplify right side
    1,185,841.12x = 1,734,369,158,825.79
  5. Step 5: Solve for x
    x = 1,734,369,158,825.79/1,185,841.12
  6. Step 6: Final answer
    x = 1,462,564.53

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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.