Home / 1,361,006.30-2,040,137.06-855,928.16

Finding the Fourth Proportional to 1,361,006.30, 2,040,137.06 and 855,928.16

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Solution

The fourth proportional to 1,361,006.30, 2,040,137.06 and 855,928.16 is: 1,283,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,006.30 : 2,040,137.06 = 855,928.16 : x
  2. Step 2: Convert to fraction form
    1,361,006.30/2,040,137.06 = 855,928.16/x
  3. Step 3: Cross multiply
    1,361,006.30x = 2,040,137.06 × 855,928.16
  4. Step 4: Simplify right side
    1,361,006.30x = 1,746,210,759,913.61
  5. Step 5: Solve for x
    x = 1,746,210,759,913.61/1,361,006.30
  6. Step 6: Final answer
    x = 1,283,029.15

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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.