Home / 2,649,905.09-3,974,772.88-1,113,714.37

Finding the Fourth Proportional to 2,649,905.09, 3,974,772.88 and 1,113,714.37

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Solution

The fourth proportional to 2,649,905.09, 3,974,772.88 and 1,113,714.37 is: 1,670,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,905.09 : 3,974,772.88 = 1,113,714.37 : x
  2. Step 2: Convert to fraction form
    2,649,905.09/3,974,772.88 = 1,113,714.37/x
  3. Step 3: Cross multiply
    2,649,905.09x = 3,974,772.88 × 1,113,714.37
  4. Step 4: Simplify right side
    2,649,905.09x = 4,426,761,661,221.07
  5. Step 5: Solve for x
    x = 4,426,761,661,221.07/2,649,905.09
  6. Step 6: Final answer
    x = 1,670,535.93

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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.