Home / 1,111,384.88-1,667,149.32-446,536.88

Finding the Fourth Proportional to 1,111,384.88, 1,667,149.32 and 446,536.88

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Solution

The fourth proportional to 1,111,384.88, 1,667,149.32 and 446,536.88 is: 669,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,384.88 : 1,667,149.32 = 446,536.88 : x
  2. Step 2: Convert to fraction form
    1,111,384.88/1,667,149.32 = 446,536.88/x
  3. Step 3: Cross multiply
    1,111,384.88x = 1,667,149.32 × 446,536.88
  4. Step 4: Simplify right side
    1,111,384.88x = 744,443,655,846.92
  5. Step 5: Solve for x
    x = 744,443,655,846.92/1,111,384.88
  6. Step 6: Final answer
    x = 669,834.25

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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.