Home / 2,142,315.04-3,205,794.48-1,855,115.44

Finding the Fourth Proportional to 2,142,315.04, 3,205,794.48 and 1,855,115.44

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Solution

The fourth proportional to 2,142,315.04, 3,205,794.48 and 1,855,115.44 is: 2,776,024.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,315.04 : 3,205,794.48 = 1,855,115.44 : x
  2. Step 2: Convert to fraction form
    2,142,315.04/3,205,794.48 = 1,855,115.44/x
  3. Step 3: Cross multiply
    2,142,315.04x = 3,205,794.48 × 1,855,115.44
  4. Step 4: Simplify right side
    2,142,315.04x = 5,947,118,837,314.77
  5. Step 5: Solve for x
    x = 5,947,118,837,314.77/2,142,315.04
  6. Step 6: Final answer
    x = 2,776,024.41

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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.