Home / 1,610,946.49-2,221,042.44-1,319,484.32

Finding the Fourth Proportional to 1,610,946.49, 2,221,042.44 and 1,319,484.32

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Solution

The fourth proportional to 1,610,946.49, 2,221,042.44 and 1,319,484.32 is: 1,819,198.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,946.49 : 2,221,042.44 = 1,319,484.32 : x
  2. Step 2: Convert to fraction form
    1,610,946.49/2,221,042.44 = 1,319,484.32/x
  3. Step 3: Cross multiply
    1,610,946.49x = 2,221,042.44 × 1,319,484.32
  4. Step 4: Simplify right side
    1,610,946.49x = 2,930,630,673,634.54
  5. Step 5: Solve for x
    x = 2,930,630,673,634.54/1,610,946.49
  6. Step 6: Final answer
    x = 1,819,198.03

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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.