Home / 1,487,329.22-2,052,347.41-842,611.34

Finding the Fourth Proportional to 1,487,329.22, 2,052,347.41 and 842,611.34

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Solution

The fourth proportional to 1,487,329.22, 2,052,347.41 and 842,611.34 is: 1,162,709.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,329.22 : 2,052,347.41 = 842,611.34 : x
  2. Step 2: Convert to fraction form
    1,487,329.22/2,052,347.41 = 842,611.34/x
  3. Step 3: Cross multiply
    1,487,329.22x = 2,052,347.41 × 842,611.34
  4. Step 4: Simplify right side
    1,487,329.22x = 1,729,331,201,285.63
  5. Step 5: Solve for x
    x = 1,729,331,201,285.63/1,487,329.22
  6. Step 6: Final answer
    x = 1,162,709.09

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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.