Home / 3,570,439.20-4,927,200.48-1,960,807.20

Finding the Fourth Proportional to 3,570,439.20, 4,927,200.48 and 1,960,807.20

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Solution

The fourth proportional to 3,570,439.20, 4,927,200.48 and 1,960,807.20 is: 2,705,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,439.20 : 4,927,200.48 = 1,960,807.20 : x
  2. Step 2: Convert to fraction form
    3,570,439.20/4,927,200.48 = 1,960,807.20/x
  3. Step 3: Cross multiply
    3,570,439.20x = 4,927,200.48 × 1,960,807.20
  4. Step 4: Simplify right side
    3,570,439.20x = 9,661,290,177,027.46
  5. Step 5: Solve for x
    x = 9,661,290,177,027.46/3,570,439.20
  6. Step 6: Final answer
    x = 2,705,910.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.