Home / 1,763,798.20-2,641,760.70-1,363,139.80

Finding the Fourth Proportional to 1,763,798.20, 2,641,760.70 and 1,363,139.80

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Solution

The fourth proportional to 1,763,798.20, 2,641,760.70 and 1,363,139.80 is: 2,041,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,798.20 : 2,641,760.70 = 1,363,139.80 : x
  2. Step 2: Convert to fraction form
    1,763,798.20/2,641,760.70 = 1,363,139.80/x
  3. Step 3: Cross multiply
    1,763,798.20x = 2,641,760.70 × 1,363,139.80
  4. Step 4: Simplify right side
    1,763,798.20x = 3,601,089,152,245.86
  5. Step 5: Solve for x
    x = 3,601,089,152,245.86/1,763,798.20
  6. Step 6: Final answer
    x = 2,041,667.32

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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.