Home / 2,942,552.70-4,413,884.54-812,693.34

Finding the Fourth Proportional to 2,942,552.70, 4,413,884.54 and 812,693.34

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Solution

The fourth proportional to 2,942,552.70, 4,413,884.54 and 812,693.34 is: 1,219,055.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,552.70 : 4,413,884.54 = 812,693.34 : x
  2. Step 2: Convert to fraction form
    2,942,552.70/4,413,884.54 = 812,693.34/x
  3. Step 3: Cross multiply
    2,942,552.70x = 4,413,884.54 × 812,693.34
  4. Step 4: Simplify right side
    2,942,552.70x = 3,587,134,565,123.50
  5. Step 5: Solve for x
    x = 3,587,134,565,123.50/2,942,552.70
  6. Step 6: Final answer
    x = 1,219,055.33

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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.