Home / 1,793,844.51-2,475,524.78-978,041.57

Finding the Fourth Proportional to 1,793,844.51, 2,475,524.78 and 978,041.57

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Solution

The fourth proportional to 1,793,844.51, 2,475,524.78 and 978,041.57 is: 1,349,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,844.51 : 2,475,524.78 = 978,041.57 : x
  2. Step 2: Convert to fraction form
    1,793,844.51/2,475,524.78 = 978,041.57/x
  3. Step 3: Cross multiply
    1,793,844.51x = 2,475,524.78 × 978,041.57
  4. Step 4: Simplify right side
    1,793,844.51x = 2,421,166,125,137.27
  5. Step 5: Solve for x
    x = 2,421,166,125,137.27/1,793,844.51
  6. Step 6: Final answer
    x = 1,349,707.91

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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.