Home / 2,029,712.88-2,801,003.54-1,213,916.45

Finding the Fourth Proportional to 2,029,712.88, 2,801,003.54 and 1,213,916.45

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Solution

The fourth proportional to 2,029,712.88, 2,801,003.54 and 1,213,916.45 is: 1,675,204.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,712.88 : 2,801,003.54 = 1,213,916.45 : x
  2. Step 2: Convert to fraction form
    2,029,712.88/2,801,003.54 = 1,213,916.45/x
  3. Step 3: Cross multiply
    2,029,712.88x = 2,801,003.54 × 1,213,916.45
  4. Step 4: Simplify right side
    2,029,712.88x = 3,400,184,253,639.63
  5. Step 5: Solve for x
    x = 3,400,184,253,639.63/2,029,712.88
  6. Step 6: Final answer
    x = 1,675,204.55

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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.