Home / 1,416,804.38-1,955,172.84-772,222.58

Finding the Fourth Proportional to 1,416,804.38, 1,955,172.84 and 772,222.58

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Solution

The fourth proportional to 1,416,804.38, 1,955,172.84 and 772,222.58 is: 1,065,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,804.38 : 1,955,172.84 = 772,222.58 : x
  2. Step 2: Convert to fraction form
    1,416,804.38/1,955,172.84 = 772,222.58/x
  3. Step 3: Cross multiply
    1,416,804.38x = 1,955,172.84 × 772,222.58
  4. Step 4: Simplify right side
    1,416,804.38x = 1,509,828,614,850.73
  5. Step 5: Solve for x
    x = 1,509,828,614,850.73/1,416,804.38
  6. Step 6: Final answer
    x = 1,065,657.78

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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.