Home / 4,003,015.12-6,005,851.32-1,307,428.56

Finding the Fourth Proportional to 4,003,015.12, 6,005,851.32 and 1,307,428.56

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Solution

The fourth proportional to 4,003,015.12, 6,005,851.32 and 1,307,428.56 is: 1,961,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003,015.12 : 6,005,851.32 = 1,307,428.56 : x
  2. Step 2: Convert to fraction form
    4,003,015.12/6,005,851.32 = 1,307,428.56/x
  3. Step 3: Cross multiply
    4,003,015.12x = 6,005,851.32 × 1,307,428.56
  4. Step 4: Simplify right side
    4,003,015.12x = 7,852,221,542,881.70
  5. Step 5: Solve for x
    x = 7,852,221,542,881.70/4,003,015.12
  6. Step 6: Final answer
    x = 1,961,576.79

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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.