Home / 1,072,146.20-1,615,925.85-924,172.44

Finding the Fourth Proportional to 1,072,146.20, 1,615,925.85 and 924,172.44

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Solution

The fourth proportional to 1,072,146.20, 1,615,925.85 and 924,172.44 is: 1,392,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,146.20 : 1,615,925.85 = 924,172.44 : x
  2. Step 2: Convert to fraction form
    1,072,146.20/1,615,925.85 = 924,172.44/x
  3. Step 3: Cross multiply
    1,072,146.20x = 1,615,925.85 × 924,172.44
  4. Step 4: Simplify right side
    1,072,146.20x = 1,493,394,135,653.57
  5. Step 5: Solve for x
    x = 1,493,394,135,653.57/1,072,146.20
  6. Step 6: Final answer
    x = 1,392,901.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.