Home / 1,531,284.46-2,113,172.54-852,381.34

Finding the Fourth Proportional to 1,531,284.46, 2,113,172.54 and 852,381.34

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Solution

The fourth proportional to 1,531,284.46, 2,113,172.54 and 852,381.34 is: 1,176,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,284.46 : 2,113,172.54 = 852,381.34 : x
  2. Step 2: Convert to fraction form
    1,531,284.46/2,113,172.54 = 852,381.34/x
  3. Step 3: Cross multiply
    1,531,284.46x = 2,113,172.54 × 852,381.34
  4. Step 4: Simplify right side
    1,531,284.46x = 1,801,228,837,034.50
  5. Step 5: Solve for x
    x = 1,801,228,837,034.50/1,531,284.46
  6. Step 6: Final answer
    x = 1,176,286.24

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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.