Home / 1,603,725.72-2,213,141.31-959,145.81

Finding the Fourth Proportional to 1,603,725.72, 2,213,141.31 and 959,145.81

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Solution

The fourth proportional to 1,603,725.72, 2,213,141.31 and 959,145.81 is: 1,323,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,725.72 : 2,213,141.31 = 959,145.81 : x
  2. Step 2: Convert to fraction form
    1,603,725.72/2,213,141.31 = 959,145.81/x
  3. Step 3: Cross multiply
    1,603,725.72x = 2,213,141.31 × 959,145.81
  4. Step 4: Simplify right side
    1,603,725.72x = 2,122,725,214,424.41
  5. Step 5: Solve for x
    x = 2,122,725,214,424.41/1,603,725.72
  6. Step 6: Final answer
    x = 1,323,621.11

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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.