Home / 3,264,990.86-4,897,470.88-836,139.41

Finding the Fourth Proportional to 3,264,990.86, 4,897,470.88 and 836,139.41

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Solution

The fourth proportional to 3,264,990.86, 4,897,470.88 and 836,139.41 is: 1,254,205.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,990.86 : 4,897,470.88 = 836,139.41 : x
  2. Step 2: Convert to fraction form
    3,264,990.86/4,897,470.88 = 836,139.41/x
  3. Step 3: Cross multiply
    3,264,990.86x = 4,897,470.88 × 836,139.41
  4. Step 4: Simplify right side
    3,264,990.86x = 4,094,968,383,427.33
  5. Step 5: Solve for x
    x = 4,094,968,383,427.33/3,264,990.86
  6. Step 6: Final answer
    x = 1,254,205.16

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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.