Home / 1,214,743.23-1,676,358.32-670,892.83

Finding the Fourth Proportional to 1,214,743.23, 1,676,358.32 and 670,892.83

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Solution

The fourth proportional to 1,214,743.23, 1,676,358.32 and 670,892.83 is: 925,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,743.23 : 1,676,358.32 = 670,892.83 : x
  2. Step 2: Convert to fraction form
    1,214,743.23/1,676,358.32 = 670,892.83/x
  3. Step 3: Cross multiply
    1,214,743.23x = 1,676,358.32 × 670,892.83
  4. Step 4: Simplify right side
    1,214,743.23x = 1,124,656,769,853.49
  5. Step 5: Solve for x
    x = 1,124,656,769,853.49/1,214,743.23
  6. Step 6: Final answer
    x = 925,839.09

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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.