Home / 2,768,963.40-4,151,112.30-1,439,267.40

Finding the Fourth Proportional to 2,768,963.40, 4,151,112.30 and 1,439,267.40

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Solution

The fourth proportional to 2,768,963.40, 4,151,112.30 and 1,439,267.40 is: 2,157,688.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,963.40 : 4,151,112.30 = 1,439,267.40 : x
  2. Step 2: Convert to fraction form
    2,768,963.40/4,151,112.30 = 1,439,267.40/x
  3. Step 3: Cross multiply
    2,768,963.40x = 4,151,112.30 × 1,439,267.40
  4. Step 4: Simplify right side
    2,768,963.40x = 5,974,560,607,129.02
  5. Step 5: Solve for x
    x = 5,974,560,607,129.02/2,768,963.40
  6. Step 6: Final answer
    x = 2,157,688.54

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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.