Home / 3,000,571.13-4,501,252.17-978,106.43

Finding the Fourth Proportional to 3,000,571.13, 4,501,252.17 and 978,106.43

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Solution

The fourth proportional to 3,000,571.13, 4,501,252.17 and 978,106.43 is: 1,467,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,571.13 : 4,501,252.17 = 978,106.43 : x
  2. Step 2: Convert to fraction form
    3,000,571.13/4,501,252.17 = 978,106.43/x
  3. Step 3: Cross multiply
    3,000,571.13x = 4,501,252.17 × 978,106.43
  4. Step 4: Simplify right side
    3,000,571.13x = 4,402,703,668,022.19
  5. Step 5: Solve for x
    x = 4,402,703,668,022.19/3,000,571.13
  6. Step 6: Final answer
    x = 1,467,288.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.