Home / 1,448,814.66-2,172,336.26-690,887.94

Finding the Fourth Proportional to 1,448,814.66, 2,172,336.26 and 690,887.94

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Solution

The fourth proportional to 1,448,814.66, 2,172,336.26 and 690,887.94 is: 1,035,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,814.66 : 2,172,336.26 = 690,887.94 : x
  2. Step 2: Convert to fraction form
    1,448,814.66/2,172,336.26 = 690,887.94/x
  3. Step 3: Cross multiply
    1,448,814.66x = 2,172,336.26 × 690,887.94
  4. Step 4: Simplify right side
    1,448,814.66x = 1,500,840,920,204.26
  5. Step 5: Solve for x
    x = 1,500,840,920,204.26/1,448,814.66
  6. Step 6: Final answer
    x = 1,035,909.53

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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.