Home / 2,961,127.32-4,086,368.62-1,603,000.36

Finding the Fourth Proportional to 2,961,127.32, 4,086,368.62 and 1,603,000.36

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Solution

The fourth proportional to 2,961,127.32, 4,086,368.62 and 1,603,000.36 is: 2,212,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,127.32 : 4,086,368.62 = 1,603,000.36 : x
  2. Step 2: Convert to fraction form
    2,961,127.32/4,086,368.62 = 1,603,000.36/x
  3. Step 3: Cross multiply
    2,961,127.32x = 4,086,368.62 × 1,603,000.36
  4. Step 4: Simplify right side
    2,961,127.32x = 6,550,450,368,952.70
  5. Step 5: Solve for x
    x = 6,550,450,368,952.70/2,961,127.32
  6. Step 6: Final answer
    x = 2,212,147.49

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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.