Home / 1,610,995.31-2,223,181.55-885,889.79

Finding the Fourth Proportional to 1,610,995.31, 2,223,181.55 and 885,889.79

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Solution

The fourth proportional to 1,610,995.31, 2,223,181.55 and 885,889.79 is: 1,222,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,995.31 : 2,223,181.55 = 885,889.79 : x
  2. Step 2: Convert to fraction form
    1,610,995.31/2,223,181.55 = 885,889.79/x
  3. Step 3: Cross multiply
    1,610,995.31x = 2,223,181.55 × 885,889.79
  4. Step 4: Simplify right side
    1,610,995.31x = 1,969,493,832,031.93
  5. Step 5: Solve for x
    x = 1,969,493,832,031.93/1,610,995.31
  6. Step 6: Final answer
    x = 1,222,532.32

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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.