Home / 2,126,990.09-2,935,281.31-1,160,120.43

Finding the Fourth Proportional to 2,126,990.09, 2,935,281.31 and 1,160,120.43

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Solution

The fourth proportional to 2,126,990.09, 2,935,281.31 and 1,160,120.43 is: 1,600,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,990.09 : 2,935,281.31 = 1,160,120.43 : x
  2. Step 2: Convert to fraction form
    2,126,990.09/2,935,281.31 = 1,160,120.43/x
  3. Step 3: Cross multiply
    2,126,990.09x = 2,935,281.31 × 1,160,120.43
  4. Step 4: Simplify right side
    2,126,990.09x = 3,405,279,812,627.86
  5. Step 5: Solve for x
    x = 3,405,279,812,627.86/2,126,990.09
  6. Step 6: Final answer
    x = 1,600,985.27

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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.