Home / 1,234,325.43-1,699,584.05-1,080,502.79

Finding the Fourth Proportional to 1,234,325.43, 1,699,584.05 and 1,080,502.79

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Solution

The fourth proportional to 1,234,325.43, 1,699,584.05 and 1,080,502.79 is: 1,487,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,325.43 : 1,699,584.05 = 1,080,502.79 : x
  2. Step 2: Convert to fraction form
    1,234,325.43/1,699,584.05 = 1,080,502.79/x
  3. Step 3: Cross multiply
    1,234,325.43x = 1,699,584.05 × 1,080,502.79
  4. Step 4: Simplify right side
    1,234,325.43x = 1,836,405,293,964.07
  5. Step 5: Solve for x
    x = 1,836,405,293,964.07/1,234,325.43
  6. Step 6: Final answer
    x = 1,487,780.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.