Home / 2,940,801.20-4,411,201.80-1,047,604.40

Finding the Fourth Proportional to 2,940,801.20, 4,411,201.80 and 1,047,604.40

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Solution

The fourth proportional to 2,940,801.20, 4,411,201.80 and 1,047,604.40 is: 1,571,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,801.20 : 4,411,201.80 = 1,047,604.40 : x
  2. Step 2: Convert to fraction form
    2,940,801.20/4,411,201.80 = 1,047,604.40/x
  3. Step 3: Cross multiply
    2,940,801.20x = 4,411,201.80 × 1,047,604.40
  4. Step 4: Simplify right side
    2,940,801.20x = 4,621,194,414,967.92
  5. Step 5: Solve for x
    x = 4,621,194,414,967.92/2,940,801.20
  6. Step 6: Final answer
    x = 1,571,406.60

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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.