Home / 3,881,820.91-5,823,779.60-1,186,072.46

Finding the Fourth Proportional to 3,881,820.91, 5,823,779.60 and 1,186,072.46

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Solution

The fourth proportional to 3,881,820.91, 5,823,779.60 and 1,186,072.46 is: 1,779,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,820.91 : 5,823,779.60 = 1,186,072.46 : x
  2. Step 2: Convert to fraction form
    3,881,820.91/5,823,779.60 = 1,186,072.46/x
  3. Step 3: Cross multiply
    3,881,820.91x = 5,823,779.60 × 1,186,072.46
  4. Step 4: Simplify right side
    3,881,820.91x = 6,907,424,590,739.45
  5. Step 5: Solve for x
    x = 6,907,424,590,739.45/3,881,820.91
  6. Step 6: Final answer
    x = 1,779,428.97

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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.