Home / 1,190,900.08-1,784,270.02-992,495.44

Finding the Fourth Proportional to 1,190,900.08, 1,784,270.02 and 992,495.44

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Solution

The fourth proportional to 1,190,900.08, 1,784,270.02 and 992,495.44 is: 1,487,009.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,900.08 : 1,784,270.02 = 992,495.44 : x
  2. Step 2: Convert to fraction form
    1,190,900.08/1,784,270.02 = 992,495.44/x
  3. Step 3: Cross multiply
    1,190,900.08x = 1,784,270.02 × 992,495.44
  4. Step 4: Simplify right side
    1,190,900.08x = 1,770,879,858,578.71
  5. Step 5: Solve for x
    x = 1,770,879,858,578.71/1,190,900.08
  6. Step 6: Final answer
    x = 1,487,009.61

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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.