Home / 2,431,440.41-3,649,628.48-1,217,886.66

Finding the Fourth Proportional to 2,431,440.41, 3,649,628.48 and 1,217,886.66

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Solution

The fourth proportional to 2,431,440.41, 3,649,628.48 and 1,217,886.66 is: 1,828,066.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,440.41 : 3,649,628.48 = 1,217,886.66 : x
  2. Step 2: Convert to fraction form
    2,431,440.41/3,649,628.48 = 1,217,886.66/x
  3. Step 3: Cross multiply
    2,431,440.41x = 3,649,628.48 × 1,217,886.66
  4. Step 4: Simplify right side
    2,431,440.41x = 4,444,833,833,658.64
  5. Step 5: Solve for x
    x = 4,444,833,833,658.64/2,431,440.41
  6. Step 6: Final answer
    x = 1,828,066.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.