Home / 3,413,907.19-5,121,623.40-1,284,009.76

Finding the Fourth Proportional to 3,413,907.19, 5,121,623.40 and 1,284,009.76

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Solution

The fourth proportional to 3,413,907.19, 5,121,623.40 and 1,284,009.76 is: 1,926,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,907.19 : 5,121,623.40 = 1,284,009.76 : x
  2. Step 2: Convert to fraction form
    3,413,907.19/5,121,623.40 = 1,284,009.76/x
  3. Step 3: Cross multiply
    3,413,907.19x = 5,121,623.40 × 1,284,009.76
  4. Step 4: Simplify right side
    3,413,907.19x = 6,576,214,432,644.39
  5. Step 5: Solve for x
    x = 6,576,214,432,644.39/3,413,907.19
  6. Step 6: Final answer
    x = 1,926,301.47

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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.