Home / 3,563,808-5,346,245.63-1,289,864.45

Finding the Fourth Proportional to 3,563,808, 5,346,245.63 and 1,289,864.45

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Solution

The fourth proportional to 3,563,808, 5,346,245.63 and 1,289,864.45 is: 1,934,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,808 : 5,346,245.63 = 1,289,864.45 : x
  2. Step 2: Convert to fraction form
    3,563,808/5,346,245.63 = 1,289,864.45/x
  3. Step 3: Cross multiply
    3,563,808x = 5,346,245.63 × 1,289,864.45
  4. Step 4: Simplify right side
    3,563,808x = 6,895,932,145,924.30
  5. Step 5: Solve for x
    x = 6,895,932,145,924.30/3,563,808
  6. Step 6: Final answer
    x = 1,934,989.80

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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.