Home / 3,381,360.47-4,663,556.60-2,972,588.30

Finding the Fourth Proportional to 3,381,360.47, 4,663,556.60 and 2,972,588.30

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Solution

The fourth proportional to 3,381,360.47, 4,663,556.60 and 2,972,588.30 is: 4,099,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,360.47 : 4,663,556.60 = 2,972,588.30 : x
  2. Step 2: Convert to fraction form
    3,381,360.47/4,663,556.60 = 2,972,588.30/x
  3. Step 3: Cross multiply
    3,381,360.47x = 4,663,556.60 × 2,972,588.30
  4. Step 4: Simplify right side
    3,381,360.47x = 13,862,833,747,367.05
  5. Step 5: Solve for x
    x = 13,862,833,747,367.05/3,381,360.47
  6. Step 6: Final answer
    x = 4,099,779.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.