Home / 1,531,912.42-2,114,042.25-852,873.22

Finding the Fourth Proportional to 1,531,912.42, 2,114,042.25 and 852,873.22

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Solution

The fourth proportional to 1,531,912.42, 2,114,042.25 and 852,873.22 is: 1,176,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,912.42 : 2,114,042.25 = 852,873.22 : x
  2. Step 2: Convert to fraction form
    1,531,912.42/2,114,042.25 = 852,873.22/x
  3. Step 3: Cross multiply
    1,531,912.42x = 2,114,042.25 × 852,873.22
  4. Step 4: Simplify right side
    1,531,912.42x = 1,803,010,020,973.55
  5. Step 5: Solve for x
    x = 1,803,010,020,973.55/1,531,912.42
  6. Step 6: Final answer
    x = 1,176,966.78

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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.