Home / 1,025,935.44-1,415,056.59-720,080.05

Finding the Fourth Proportional to 1,025,935.44, 1,415,056.59 and 720,080.05

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Solution

The fourth proportional to 1,025,935.44, 1,415,056.59 and 720,080.05 is: 993,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,935.44 : 1,415,056.59 = 720,080.05 : x
  2. Step 2: Convert to fraction form
    1,025,935.44/1,415,056.59 = 720,080.05/x
  3. Step 3: Cross multiply
    1,025,935.44x = 1,415,056.59 × 720,080.05
  4. Step 4: Simplify right side
    1,025,935.44x = 1,018,954,020,080.03
  5. Step 5: Solve for x
    x = 1,018,954,020,080.03/1,025,935.44
  6. Step 6: Final answer
    x = 993,195.07

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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.