Home / 1,823,820.19-2,515,566.52-1,280,077.32

Finding the Fourth Proportional to 1,823,820.19, 2,515,566.52 and 1,280,077.32

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Solution

The fourth proportional to 1,823,820.19, 2,515,566.52 and 1,280,077.32 is: 1,765,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,820.19 : 2,515,566.52 = 1,280,077.32 : x
  2. Step 2: Convert to fraction form
    1,823,820.19/2,515,566.52 = 1,280,077.32/x
  3. Step 3: Cross multiply
    1,823,820.19x = 2,515,566.52 × 1,280,077.32
  4. Step 4: Simplify right side
    1,823,820.19x = 3,220,119,649,203.33
  5. Step 5: Solve for x
    x = 3,220,119,649,203.33/1,823,820.19
  6. Step 6: Final answer
    x = 1,765,590.53

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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.