Home / 2,952,278.40-4,429,454.40-1,269,897.60

Finding the Fourth Proportional to 2,952,278.40, 4,429,454.40 and 1,269,897.60

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Solution

The fourth proportional to 2,952,278.40, 4,429,454.40 and 1,269,897.60 is: 1,905,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,278.40 : 4,429,454.40 = 1,269,897.60 : x
  2. Step 2: Convert to fraction form
    2,952,278.40/4,429,454.40 = 1,269,897.60/x
  3. Step 3: Cross multiply
    2,952,278.40x = 4,429,454.40 × 1,269,897.60
  4. Step 4: Simplify right side
    2,952,278.40x = 5,624,953,511,869.44
  5. Step 5: Solve for x
    x = 5,624,953,511,869.44/2,952,278.40
  6. Step 6: Final answer
    x = 1,905,292.37

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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.