Home / 2,500,074.32-3,447,834.84-1,640,307.92

Finding the Fourth Proportional to 2,500,074.32, 3,447,834.84 and 1,640,307.92

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Solution

The fourth proportional to 2,500,074.32, 3,447,834.84 and 1,640,307.92 is: 2,262,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,074.32 : 3,447,834.84 = 1,640,307.92 : x
  2. Step 2: Convert to fraction form
    2,500,074.32/3,447,834.84 = 1,640,307.92/x
  3. Step 3: Cross multiply
    2,500,074.32x = 3,447,834.84 × 1,640,307.92
  4. Step 4: Simplify right side
    2,500,074.32x = 5,655,510,794,903.93
  5. Step 5: Solve for x
    x = 5,655,510,794,903.93/2,500,074.32
  6. Step 6: Final answer
    x = 2,262,137.07

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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.