Home / 4,521,263.20-6,782,769.60-1,326,493.60

Finding the Fourth Proportional to 4,521,263.20, 6,782,769.60 and 1,326,493.60

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Solution

The fourth proportional to 4,521,263.20, 6,782,769.60 and 1,326,493.60 is: 1,989,997.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521,263.20 : 6,782,769.60 = 1,326,493.60 : x
  2. Step 2: Convert to fraction form
    4,521,263.20/6,782,769.60 = 1,326,493.60/x
  3. Step 3: Cross multiply
    4,521,263.20x = 6,782,769.60 × 1,326,493.60
  4. Step 4: Simplify right side
    4,521,263.20x = 8,997,300,464,674.56
  5. Step 5: Solve for x
    x = 8,997,300,464,674.56/4,521,263.20
  6. Step 6: Final answer
    x = 1,989,997.06

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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.