Home / 3,470,214.33-4,788,894.42-1,942,321.47

Finding the Fourth Proportional to 3,470,214.33, 4,788,894.42 and 1,942,321.47

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Solution

The fourth proportional to 3,470,214.33, 4,788,894.42 and 1,942,321.47 is: 2,680,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,214.33 : 4,788,894.42 = 1,942,321.47 : x
  2. Step 2: Convert to fraction form
    3,470,214.33/4,788,894.42 = 1,942,321.47/x
  3. Step 3: Cross multiply
    3,470,214.33x = 4,788,894.42 × 1,942,321.47
  4. Step 4: Simplify right side
    3,470,214.33x = 9,301,572,449,529.20
  5. Step 5: Solve for x
    x = 9,301,572,449,529.20/3,470,214.33
  6. Step 6: Final answer
    x = 2,680,402.87

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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.