Home / 1,416,474.75-1,954,732.14-771,893.40

Finding the Fourth Proportional to 1,416,474.75, 1,954,732.14 and 771,893.40

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Solution

The fourth proportional to 1,416,474.75, 1,954,732.14 and 771,893.40 is: 1,065,211.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,474.75 : 1,954,732.14 = 771,893.40 : x
  2. Step 2: Convert to fraction form
    1,416,474.75/1,954,732.14 = 771,893.40/x
  3. Step 3: Cross multiply
    1,416,474.75x = 1,954,732.14 × 771,893.40
  4. Step 4: Simplify right side
    1,416,474.75x = 1,508,844,837,633.88
  5. Step 5: Solve for x
    x = 1,508,844,837,633.88/1,416,474.75
  6. Step 6: Final answer
    x = 1,065,211.25

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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.