Home / 1,977,608.54-2,966,696.91-611,488.59

Finding the Fourth Proportional to 1,977,608.54, 2,966,696.91 and 611,488.59

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Solution

The fourth proportional to 1,977,608.54, 2,966,696.91 and 611,488.59 is: 917,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,608.54 : 2,966,696.91 = 611,488.59 : x
  2. Step 2: Convert to fraction form
    1,977,608.54/2,966,696.91 = 611,488.59/x
  3. Step 3: Cross multiply
    1,977,608.54x = 2,966,696.91 × 611,488.59
  4. Step 4: Simplify right side
    1,977,608.54x = 1,814,101,310,453.26
  5. Step 5: Solve for x
    x = 1,814,101,310,453.26/1,977,608.54
  6. Step 6: Final answer
    x = 917,320.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.