Home / 3,238,643.40-4,858,548.30-1,345,576.20

Finding the Fourth Proportional to 3,238,643.40, 4,858,548.30 and 1,345,576.20

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Solution

The fourth proportional to 3,238,643.40, 4,858,548.30 and 1,345,576.20 is: 2,018,606.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,643.40 : 4,858,548.30 = 1,345,576.20 : x
  2. Step 2: Convert to fraction form
    3,238,643.40/4,858,548.30 = 1,345,576.20/x
  3. Step 3: Cross multiply
    3,238,643.40x = 4,858,548.30 × 1,345,576.20
  4. Step 4: Simplify right side
    3,238,643.40x = 6,537,546,959,030.46
  5. Step 5: Solve for x
    x = 6,537,546,959,030.46/3,238,643.40
  6. Step 6: Final answer
    x = 2,018,606.61

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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.