Home / 2,061,775.20-2,845,120.08-1,245,495.67

Finding the Fourth Proportional to 2,061,775.20, 2,845,120.08 and 1,245,495.67

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Solution

The fourth proportional to 2,061,775.20, 2,845,120.08 and 1,245,495.67 is: 1,718,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061,775.20 : 2,845,120.08 = 1,245,495.67 : x
  2. Step 2: Convert to fraction form
    2,061,775.20/2,845,120.08 = 1,245,495.67/x
  3. Step 3: Cross multiply
    2,061,775.20x = 2,845,120.08 × 1,245,495.67
  4. Step 4: Simplify right side
    2,061,775.20x = 3,543,584,740,270.05
  5. Step 5: Solve for x
    x = 3,543,584,740,270.05/2,061,775.20
  6. Step 6: Final answer
    x = 1,718,705.68

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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.