Home / 1,726,129-2,589,099.54-528,051.32

Finding the Fourth Proportional to 1,726,129, 2,589,099.54 and 528,051.32

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Solution

The fourth proportional to 1,726,129, 2,589,099.54 and 528,051.32 is: 792,048.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,129 : 2,589,099.54 = 528,051.32 : x
  2. Step 2: Convert to fraction form
    1,726,129/2,589,099.54 = 528,051.32/x
  3. Step 3: Cross multiply
    1,726,129x = 2,589,099.54 × 528,051.32
  4. Step 4: Simplify right side
    1,726,129x = 1,367,177,429,708.39
  5. Step 5: Solve for x
    x = 1,367,177,429,708.39/1,726,129
  6. Step 6: Final answer
    x = 792,048.24

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Double scale
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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.