Home / 2,911,896.72-4,368,467.16-1,018,699.92

Finding the Fourth Proportional to 2,911,896.72, 4,368,467.16 and 1,018,699.92

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Solution

The fourth proportional to 2,911,896.72, 4,368,467.16 and 1,018,699.92 is: 1,528,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,896.72 : 4,368,467.16 = 1,018,699.92 : x
  2. Step 2: Convert to fraction form
    2,911,896.72/4,368,467.16 = 1,018,699.92/x
  3. Step 3: Cross multiply
    2,911,896.72x = 4,368,467.16 × 1,018,699.92
  4. Step 4: Simplify right side
    2,911,896.72x = 4,450,157,146,414.63
  5. Step 5: Solve for x
    x = 4,450,157,146,414.63/2,911,896.72
  6. Step 6: Final answer
    x = 1,528,267.51

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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.