Home / 2,077,876.88-3,116,573.36-561,487.76

Finding the Fourth Proportional to 2,077,876.88, 3,116,573.36 and 561,487.76

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Solution

The fourth proportional to 2,077,876.88, 3,116,573.36 and 561,487.76 is: 842,166.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,876.88 : 3,116,573.36 = 561,487.76 : x
  2. Step 2: Convert to fraction form
    2,077,876.88/3,116,573.36 = 561,487.76/x
  3. Step 3: Cross multiply
    2,077,876.88x = 3,116,573.36 × 561,487.76
  4. Step 4: Simplify right side
    2,077,876.88x = 1,749,917,794,782.07
  5. Step 5: Solve for x
    x = 1,749,917,794,782.07/2,077,876.88
  6. Step 6: Final answer
    x = 842,166.26

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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.