Home / 1,609,078.08-2,220,456-964,853.76

Finding the Fourth Proportional to 1,609,078.08, 2,220,456 and 964,853.76

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Solution

The fourth proportional to 1,609,078.08, 2,220,456 and 964,853.76 is: 1,331,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,078.08 : 2,220,456 = 964,853.76 : x
  2. Step 2: Convert to fraction form
    1,609,078.08/2,220,456 = 964,853.76/x
  3. Step 3: Cross multiply
    1,609,078.08x = 2,220,456 × 964,853.76
  4. Step 4: Simplify right side
    1,609,078.08x = 2,142,415,320,514.56
  5. Step 5: Solve for x
    x = 2,142,415,320,514.56/1,609,078.08
  6. Step 6: Final answer
    x = 1,331,455.17

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Double scale
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1.5x scale

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.