Home / 3,187,407-4,782,046.86-943,603.32

Finding the Fourth Proportional to 3,187,407, 4,782,046.86 and 943,603.32

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Solution

The fourth proportional to 3,187,407, 4,782,046.86 and 943,603.32 is: 1,415,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,407 : 4,782,046.86 = 943,603.32 : x
  2. Step 2: Convert to fraction form
    3,187,407/4,782,046.86 = 943,603.32/x
  3. Step 3: Cross multiply
    3,187,407x = 4,782,046.86 × 943,603.32
  4. Step 4: Simplify right side
    3,187,407x = 4,512,355,293,491.58
  5. Step 5: Solve for x
    x = 4,512,355,293,491.58/3,187,407
  6. Step 6: Final answer
    x = 1,415,682.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.