Home / 1,055,658.70-1,458,019.70-694,694.02

Finding the Fourth Proportional to 1,055,658.70, 1,458,019.70 and 694,694.02

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Solution

The fourth proportional to 1,055,658.70, 1,458,019.70 and 694,694.02 is: 959,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,658.70 : 1,458,019.70 = 694,694.02 : x
  2. Step 2: Convert to fraction form
    1,055,658.70/1,458,019.70 = 694,694.02/x
  3. Step 3: Cross multiply
    1,055,658.70x = 1,458,019.70 × 694,694.02
  4. Step 4: Simplify right side
    1,055,658.70x = 1,012,877,566,632.19
  5. Step 5: Solve for x
    x = 1,012,877,566,632.19/1,055,658.70
  6. Step 6: Final answer
    x = 959,474.47

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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.