Home / 1,833,118.95-2,749,516.91-821,969.52

Finding the Fourth Proportional to 1,833,118.95, 2,749,516.91 and 821,969.52

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Solution

The fourth proportional to 1,833,118.95, 2,749,516.91 and 821,969.52 is: 1,232,881.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,118.95 : 2,749,516.91 = 821,969.52 : x
  2. Step 2: Convert to fraction form
    1,833,118.95/2,749,516.91 = 821,969.52/x
  3. Step 3: Cross multiply
    1,833,118.95x = 2,749,516.91 × 821,969.52
  4. Step 4: Simplify right side
    1,833,118.95x = 2,260,019,090,634.74
  5. Step 5: Solve for x
    x = 2,260,019,090,634.74/1,833,118.95
  6. Step 6: Final answer
    x = 1,232,881.85

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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.