Home / 1,516,943.46-2,093,381.89-819,224.21

Finding the Fourth Proportional to 1,516,943.46, 2,093,381.89 and 819,224.21

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Solution

The fourth proportional to 1,516,943.46, 2,093,381.89 and 819,224.21 is: 1,130,529.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,943.46 : 2,093,381.89 = 819,224.21 : x
  2. Step 2: Convert to fraction form
    1,516,943.46/2,093,381.89 = 819,224.21/x
  3. Step 3: Cross multiply
    1,516,943.46x = 2,093,381.89 × 819,224.21
  4. Step 4: Simplify right side
    1,516,943.46x = 1,714,949,125,063.56
  5. Step 5: Solve for x
    x = 1,714,949,125,063.56/1,516,943.46
  6. Step 6: Final answer
    x = 1,130,529.37

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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.