Home / 3,560,716.79-4,913,782.52-1,929,164.70

Finding the Fourth Proportional to 3,560,716.79, 4,913,782.52 and 1,929,164.70

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Solution

The fourth proportional to 3,560,716.79, 4,913,782.52 and 1,929,164.70 is: 2,662,243.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560,716.79 : 4,913,782.52 = 1,929,164.70 : x
  2. Step 2: Convert to fraction form
    3,560,716.79/4,913,782.52 = 1,929,164.70/x
  3. Step 3: Cross multiply
    3,560,716.79x = 4,913,782.52 × 1,929,164.70
  4. Step 4: Simplify right side
    3,560,716.79x = 9,479,495,771,415.22
  5. Step 5: Solve for x
    x = 9,479,495,771,415.22/3,560,716.79
  6. Step 6: Final answer
    x = 2,662,243.68

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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.