Home / 1,416,573.21-1,954,872.50-771,993.91

Finding the Fourth Proportional to 1,416,573.21, 1,954,872.50 and 771,993.91

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Solution

The fourth proportional to 1,416,573.21, 1,954,872.50 and 771,993.91 is: 1,065,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,573.21 : 1,954,872.50 = 771,993.91 : x
  2. Step 2: Convert to fraction form
    1,416,573.21/1,954,872.50 = 771,993.91/x
  3. Step 3: Cross multiply
    1,416,573.21x = 1,954,872.50 × 771,993.91
  4. Step 4: Simplify right side
    1,416,573.21x = 1,509,149,675,421.87
  5. Step 5: Solve for x
    x = 1,509,149,675,421.87/1,416,573.21
  6. Step 6: Final answer
    x = 1,065,352.41

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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.