Home / 3,409,820.31-4,705,542.39-1,881,916.50

Finding the Fourth Proportional to 3,409,820.31, 4,705,542.39 and 1,881,916.50

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Solution

The fourth proportional to 3,409,820.31, 4,705,542.39 and 1,881,916.50 is: 2,597,039.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,820.31 : 4,705,542.39 = 1,881,916.50 : x
  2. Step 2: Convert to fraction form
    3,409,820.31/4,705,542.39 = 1,881,916.50/x
  3. Step 3: Cross multiply
    3,409,820.31x = 4,705,542.39 × 1,881,916.50
  4. Step 4: Simplify right side
    3,409,820.31x = 8,855,437,865,190.43
  5. Step 5: Solve for x
    x = 8,855,437,865,190.43/3,409,820.31
  6. Step 6: Final answer
    x = 2,597,039.45

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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.