Home / 1,803,717.36-2,489,041.26-987,924.60

Finding the Fourth Proportional to 1,803,717.36, 2,489,041.26 and 987,924.60

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Solution

The fourth proportional to 1,803,717.36, 2,489,041.26 and 987,924.60 is: 1,363,287.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,717.36 : 2,489,041.26 = 987,924.60 : x
  2. Step 2: Convert to fraction form
    1,803,717.36/2,489,041.26 = 987,924.60/x
  3. Step 3: Cross multiply
    1,803,717.36x = 2,489,041.26 × 987,924.60
  4. Step 4: Simplify right side
    1,803,717.36x = 2,458,985,091,169.00
  5. Step 5: Solve for x
    x = 2,458,985,091,169.00/1,803,717.36
  6. Step 6: Final answer
    x = 1,363,287.37

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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.