Home / 2,105,580.96-3,159,615.60-776,818.08

Finding the Fourth Proportional to 2,105,580.96, 3,159,615.60 and 776,818.08

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Solution

The fourth proportional to 2,105,580.96, 3,159,615.60 and 776,818.08 is: 1,165,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,580.96 : 3,159,615.60 = 776,818.08 : x
  2. Step 2: Convert to fraction form
    2,105,580.96/3,159,615.60 = 776,818.08/x
  3. Step 3: Cross multiply
    2,105,580.96x = 3,159,615.60 × 776,818.08
  4. Step 4: Simplify right side
    2,105,580.96x = 2,454,446,523,930.05
  5. Step 5: Solve for x
    x = 2,454,446,523,930.05/2,105,580.96
  6. Step 6: Final answer
    x = 1,165,686.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.