Home / 2,716,913.32-3,749,261.30-1,555,320.38

Finding the Fourth Proportional to 2,716,913.32, 3,749,261.30 and 1,555,320.38

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Solution

The fourth proportional to 2,716,913.32, 3,749,261.30 and 1,555,320.38 is: 2,146,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,913.32 : 3,749,261.30 = 1,555,320.38 : x
  2. Step 2: Convert to fraction form
    2,716,913.32/3,749,261.30 = 1,555,320.38/x
  3. Step 3: Cross multiply
    2,716,913.32x = 3,749,261.30 × 1,555,320.38
  4. Step 4: Simplify right side
    2,716,913.32x = 5,831,302,509,835.29
  5. Step 5: Solve for x
    x = 5,831,302,509,835.29/2,716,913.32
  6. Step 6: Final answer
    x = 2,146,296.85

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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.