Home / 1,580,055.36-2,180,460.87-854,887.16

Finding the Fourth Proportional to 1,580,055.36, 2,180,460.87 and 854,887.16

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Solution

The fourth proportional to 1,580,055.36, 2,180,460.87 and 854,887.16 is: 1,179,735.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,055.36 : 2,180,460.87 = 854,887.16 : x
  2. Step 2: Convert to fraction form
    1,580,055.36/2,180,460.87 = 854,887.16/x
  3. Step 3: Cross multiply
    1,580,055.36x = 2,180,460.87 × 854,887.16
  4. Step 4: Simplify right side
    1,580,055.36x = 1,864,048,000,645.43
  5. Step 5: Solve for x
    x = 1,864,048,000,645.43/1,580,055.36
  6. Step 6: Final answer
    x = 1,179,735.88

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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.