Home / 1,245,768.45-1,748,799.75-1,245,768.45

Finding the Fourth Proportional to 1,245,768.45, 1,748,799.75 and 1,245,768.45

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Solution

The fourth proportional to 1,245,768.45, 1,748,799.75 and 1,245,768.45 is: 1,748,799.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,768.45 : 1,748,799.75 = 1,245,768.45 : x
  2. Step 2: Convert to fraction form
    1,245,768.45/1,748,799.75 = 1,245,768.45/x
  3. Step 3: Cross multiply
    1,245,768.45x = 1,748,799.75 × 1,245,768.45
  4. Step 4: Simplify right side
    1,245,768.45x = 2,178,599,553,917.89
  5. Step 5: Solve for x
    x = 2,178,599,553,917.89/1,245,768.45
  6. Step 6: Final answer
    x = 1,748,799.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.