Home / 1,935,830.34-2,904,336.27-989,865.54

Finding the Fourth Proportional to 1,935,830.34, 2,904,336.27 and 989,865.54

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Solution

The fourth proportional to 1,935,830.34, 2,904,336.27 and 989,865.54 is: 1,485,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,830.34 : 2,904,336.27 = 989,865.54 : x
  2. Step 2: Convert to fraction form
    1,935,830.34/2,904,336.27 = 989,865.54/x
  3. Step 3: Cross multiply
    1,935,830.34x = 2,904,336.27 × 989,865.54
  4. Step 4: Simplify right side
    1,935,830.34x = 2,874,902,390,245.14
  5. Step 5: Solve for x
    x = 2,874,902,390,245.14/1,935,830.34
  6. Step 6: Final answer
    x = 1,485,100.39

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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.