Home / 3,971,263.71-5,955,911.42-1,131,400.47

Finding the Fourth Proportional to 3,971,263.71, 5,955,911.42 and 1,131,400.47

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Solution

The fourth proportional to 3,971,263.71, 5,955,911.42 and 1,131,400.47 is: 1,696,820.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,263.71 : 5,955,911.42 = 1,131,400.47 : x
  2. Step 2: Convert to fraction form
    3,971,263.71/5,955,911.42 = 1,131,400.47/x
  3. Step 3: Cross multiply
    3,971,263.71x = 5,955,911.42 × 1,131,400.47
  4. Step 4: Simplify right side
    3,971,263.71x = 6,738,520,974,209.37
  5. Step 5: Solve for x
    x = 6,738,520,974,209.37/3,971,263.71
  6. Step 6: Final answer
    x = 1,696,820.32

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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.