Home / 3,043,971.42-4,200,916.95-1,685,970.78

Finding the Fourth Proportional to 3,043,971.42, 4,200,916.95 and 1,685,970.78

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Solution

The fourth proportional to 3,043,971.42, 4,200,916.95 and 1,685,970.78 is: 2,326,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043,971.42 : 4,200,916.95 = 1,685,970.78 : x
  2. Step 2: Convert to fraction form
    3,043,971.42/4,200,916.95 = 1,685,970.78/x
  3. Step 3: Cross multiply
    3,043,971.42x = 4,200,916.95 × 1,685,970.78
  4. Step 4: Simplify right side
    3,043,971.42x = 7,082,623,226,906.72
  5. Step 5: Solve for x
    x = 7,082,623,226,906.72/3,043,971.42
  6. Step 6: Final answer
    x = 2,326,770.61

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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.