Home / 1,970,039.36-2,955,059.68-474,131.36

Finding the Fourth Proportional to 1,970,039.36, 2,955,059.68 and 474,131.36

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Solution

The fourth proportional to 1,970,039.36, 2,955,059.68 and 474,131.36 is: 711,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,039.36 : 2,955,059.68 = 474,131.36 : x
  2. Step 2: Convert to fraction form
    1,970,039.36/2,955,059.68 = 474,131.36/x
  3. Step 3: Cross multiply
    1,970,039.36x = 2,955,059.68 × 474,131.36
  4. Step 4: Simplify right side
    1,970,039.36x = 1,401,086,464,959.57
  5. Step 5: Solve for x
    x = 1,401,086,464,959.57/1,970,039.36
  6. Step 6: Final answer
    x = 711,197.19

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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.