Home / 2,782,545.93-4,167,820.03-1,879,019.28

Finding the Fourth Proportional to 2,782,545.93, 4,167,820.03 and 1,879,019.28

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Solution

The fourth proportional to 2,782,545.93, 4,167,820.03 and 1,879,019.28 is: 2,814,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,545.93 : 4,167,820.03 = 1,879,019.28 : x
  2. Step 2: Convert to fraction form
    2,782,545.93/4,167,820.03 = 1,879,019.28/x
  3. Step 3: Cross multiply
    2,782,545.93x = 4,167,820.03 × 1,879,019.28
  4. Step 4: Simplify right side
    2,782,545.93x = 7,831,414,191,940.18
  5. Step 5: Solve for x
    x = 7,831,414,191,940.18/2,782,545.93
  6. Step 6: Final answer
    x = 2,814,477.96

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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.