Home / 1,064,206.44-1,467,408.42-870,013.80

Finding the Fourth Proportional to 1,064,206.44, 1,467,408.42 and 870,013.80

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Solution

The fourth proportional to 1,064,206.44, 1,467,408.42 and 870,013.80 is: 1,199,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,206.44 : 1,467,408.42 = 870,013.80 : x
  2. Step 2: Convert to fraction form
    1,064,206.44/1,467,408.42 = 870,013.80/x
  3. Step 3: Cross multiply
    1,064,206.44x = 1,467,408.42 × 870,013.80
  4. Step 4: Simplify right side
    1,064,206.44x = 1,276,665,575,636.20
  5. Step 5: Solve for x
    x = 1,276,665,575,636.20/1,064,206.44
  6. Step 6: Final answer
    x = 1,199,640.90

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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.