Home / 2,317,307.08-3,198,015.30-1,298,777.56

Finding the Fourth Proportional to 2,317,307.08, 3,198,015.30 and 1,298,777.56

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Solution

The fourth proportional to 2,317,307.08, 3,198,015.30 and 1,298,777.56 is: 1,792,386.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,307.08 : 3,198,015.30 = 1,298,777.56 : x
  2. Step 2: Convert to fraction form
    2,317,307.08/3,198,015.30 = 1,298,777.56/x
  3. Step 3: Cross multiply
    2,317,307.08x = 3,198,015.30 × 1,298,777.56
  4. Step 4: Simplify right side
    2,317,307.08x = 4,153,510,508,176.67
  5. Step 5: Solve for x
    x = 4,153,510,508,176.67/2,317,307.08
  6. Step 6: Final answer
    x = 1,792,386.75

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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.