Home / 936,844.80-1,405,923.30-404,747.70

Finding the Fourth Proportional to 936,844.80, 1,405,923.30 and 404,747.70

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Solution

The fourth proportional to 936,844.80, 1,405,923.30 and 404,747.70 is: 607,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,844.80 : 1,405,923.30 = 404,747.70 : x
  2. Step 2: Convert to fraction form
    936,844.80/1,405,923.30 = 404,747.70/x
  3. Step 3: Cross multiply
    936,844.80x = 1,405,923.30 × 404,747.70
  4. Step 4: Simplify right side
    936,844.80x = 569,044,222,051.41
  5. Step 5: Solve for x
    x = 569,044,222,051.41/936,844.80
  6. Step 6: Final answer
    x = 607,405.01

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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.