Home / 1,108,721.98-1,530,036.46-599,424.22

Finding the Fourth Proportional to 1,108,721.98, 1,530,036.46 and 599,424.22

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Solution

The fourth proportional to 1,108,721.98, 1,530,036.46 and 599,424.22 is: 827,205.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,721.98 : 1,530,036.46 = 599,424.22 : x
  2. Step 2: Convert to fraction form
    1,108,721.98/1,530,036.46 = 599,424.22/x
  3. Step 3: Cross multiply
    1,108,721.98x = 1,530,036.46 × 599,424.22
  4. Step 4: Simplify right side
    1,108,721.98x = 917,140,911,607.06
  5. Step 5: Solve for x
    x = 917,140,911,607.06/1,108,721.98
  6. Step 6: Final answer
    x = 827,205.49

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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.