Home / 1,330,338.20-1,994,924.10-531,354.20

Finding the Fourth Proportional to 1,330,338.20, 1,994,924.10 and 531,354.20

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Solution

The fourth proportional to 1,330,338.20, 1,994,924.10 and 531,354.20 is: 796,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,338.20 : 1,994,924.10 = 531,354.20 : x
  2. Step 2: Convert to fraction form
    1,330,338.20/1,994,924.10 = 531,354.20/x
  3. Step 3: Cross multiply
    1,330,338.20x = 1,994,924.10 × 531,354.20
  4. Step 4: Simplify right side
    1,330,338.20x = 1,060,011,299,216.22
  5. Step 5: Solve for x
    x = 1,060,011,299,216.22/1,330,338.20
  6. Step 6: Final answer
    x = 796,798.36

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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.