Home / 2,114,579.29-2,917,986.54-1,196,994.68

Finding the Fourth Proportional to 2,114,579.29, 2,917,986.54 and 1,196,994.68

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Solution

The fourth proportional to 2,114,579.29, 2,917,986.54 and 1,196,994.68 is: 1,651,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,579.29 : 2,917,986.54 = 1,196,994.68 : x
  2. Step 2: Convert to fraction form
    2,114,579.29/2,917,986.54 = 1,196,994.68/x
  3. Step 3: Cross multiply
    2,114,579.29x = 2,917,986.54 × 1,196,994.68
  4. Step 4: Simplify right side
    2,114,579.29x = 3,492,814,364,691.61
  5. Step 5: Solve for x
    x = 3,492,814,364,691.61/2,114,579.29
  6. Step 6: Final answer
    x = 1,651,777.44

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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.