Home / 2,119,420.09-2,924,819.31-1,152,559.54

Finding the Fourth Proportional to 2,119,420.09, 2,924,819.31 and 1,152,559.54

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Solution

The fourth proportional to 2,119,420.09, 2,924,819.31 and 1,152,559.54 is: 1,590,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,420.09 : 2,924,819.31 = 1,152,559.54 : x
  2. Step 2: Convert to fraction form
    2,119,420.09/2,924,819.31 = 1,152,559.54/x
  3. Step 3: Cross multiply
    2,119,420.09x = 2,924,819.31 × 1,152,559.54
  4. Step 4: Simplify right side
    2,119,420.09x = 3,371,028,398,516.72
  5. Step 5: Solve for x
    x = 3,371,028,398,516.72/2,119,420.09
  6. Step 6: Final answer
    x = 1,590,542.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.