Home / 1,416,631.44-1,954,894.36-772,037.76

Finding the Fourth Proportional to 1,416,631.44, 1,954,894.36 and 772,037.76

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Solution

The fourth proportional to 1,416,631.44, 1,954,894.36 and 772,037.76 is: 1,065,381.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,631.44 : 1,954,894.36 = 772,037.76 : x
  2. Step 2: Convert to fraction form
    1,416,631.44/1,954,894.36 = 772,037.76/x
  3. Step 3: Cross multiply
    1,416,631.44x = 1,954,894.36 × 772,037.76
  4. Step 4: Simplify right side
    1,416,631.44x = 1,509,252,262,731.03
  5. Step 5: Solve for x
    x = 1,509,252,262,731.03/1,416,631.44
  6. Step 6: Final answer
    x = 1,065,381.03

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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.