Home / 3,191,009.23-4,408,394.79-2,091,054.61

Finding the Fourth Proportional to 3,191,009.23, 4,408,394.79 and 2,091,054.61

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Solution

The fourth proportional to 3,191,009.23, 4,408,394.79 and 2,091,054.61 is: 2,888,802.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,009.23 : 4,408,394.79 = 2,091,054.61 : x
  2. Step 2: Convert to fraction form
    3,191,009.23/4,408,394.79 = 2,091,054.61/x
  3. Step 3: Cross multiply
    3,191,009.23x = 4,408,394.79 × 2,091,054.61
  4. Step 4: Simplify right side
    3,191,009.23x = 9,218,194,248,329.48
  5. Step 5: Solve for x
    x = 9,218,194,248,329.48/3,191,009.23
  6. Step 6: Final answer
    x = 2,888,802.13

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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.