Home / 3,110,990.31-4,292,707.86-1,804,186.53

Finding the Fourth Proportional to 3,110,990.31, 4,292,707.86 and 1,804,186.53

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Solution

The fourth proportional to 3,110,990.31, 4,292,707.86 and 1,804,186.53 is: 2,489,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,990.31 : 4,292,707.86 = 1,804,186.53 : x
  2. Step 2: Convert to fraction form
    3,110,990.31/4,292,707.86 = 1,804,186.53/x
  3. Step 3: Cross multiply
    3,110,990.31x = 4,292,707.86 × 1,804,186.53
  4. Step 4: Simplify right side
    3,110,990.31x = 7,744,845,698,237.13
  5. Step 5: Solve for x
    x = 7,744,845,698,237.13/3,110,990.31
  6. Step 6: Final answer
    x = 2,489,511.35

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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.