Home / 1,608,696.85-2,219,461.52-910,882.47

Finding the Fourth Proportional to 1,608,696.85, 2,219,461.52 and 910,882.47

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Solution

The fourth proportional to 1,608,696.85, 2,219,461.52 and 910,882.47 is: 1,256,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,696.85 : 2,219,461.52 = 910,882.47 : x
  2. Step 2: Convert to fraction form
    1,608,696.85/2,219,461.52 = 910,882.47/x
  3. Step 3: Cross multiply
    1,608,696.85x = 2,219,461.52 × 910,882.47
  4. Step 4: Simplify right side
    1,608,696.85x = 2,021,668,591,407.55
  5. Step 5: Solve for x
    x = 2,021,668,591,407.55/1,608,696.85
  6. Step 6: Final answer
    x = 1,256,711.97

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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.