Home / 1,580,359.92-2,370,917.13-515,403

Finding the Fourth Proportional to 1,580,359.92, 2,370,917.13 and 515,403

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Solution

The fourth proportional to 1,580,359.92, 2,370,917.13 and 515,403 is: 773,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,359.92 : 2,370,917.13 = 515,403 : x
  2. Step 2: Convert to fraction form
    1,580,359.92/2,370,917.13 = 515,403/x
  3. Step 3: Cross multiply
    1,580,359.92x = 2,370,917.13 × 515,403
  4. Step 4: Simplify right side
    1,580,359.92x = 1,221,977,802,519.77
  5. Step 5: Solve for x
    x = 1,221,977,802,519.77/1,580,359.92
  6. Step 6: Final answer
    x = 773,227.54

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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.