Home / 1,263,170.83-1,891,360.93-962,217.76

Finding the Fourth Proportional to 1,263,170.83, 1,891,360.93 and 962,217.76

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Solution

The fourth proportional to 1,263,170.83, 1,891,360.93 and 962,217.76 is: 1,440,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,170.83 : 1,891,360.93 = 962,217.76 : x
  2. Step 2: Convert to fraction form
    1,263,170.83/1,891,360.93 = 962,217.76/x
  3. Step 3: Cross multiply
    1,263,170.83x = 1,891,360.93 × 962,217.76
  4. Step 4: Simplify right side
    1,263,170.83x = 1,819,901,077,416.12
  5. Step 5: Solve for x
    x = 1,819,901,077,416.12/1,263,170.83
  6. Step 6: Final answer
    x = 1,440,740.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.