Home / 1,793,909.44-2,475,606.72-978,126.58

Finding the Fourth Proportional to 1,793,909.44, 2,475,606.72 and 978,126.58

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Solution

The fourth proportional to 1,793,909.44, 2,475,606.72 and 978,126.58 is: 1,349,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,909.44 : 2,475,606.72 = 978,126.58 : x
  2. Step 2: Convert to fraction form
    1,793,909.44/2,475,606.72 = 978,126.58/x
  3. Step 3: Cross multiply
    1,793,909.44x = 2,475,606.72 × 978,126.58
  4. Step 4: Simplify right side
    1,793,909.44x = 2,421,456,734,458.62
  5. Step 5: Solve for x
    x = 2,421,456,734,458.62/1,793,909.44
  6. Step 6: Final answer
    x = 1,349,821.06

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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.