Home / 2,378,891.47-3,280,388.74-1,411,834.93

Finding the Fourth Proportional to 2,378,891.47, 3,280,388.74 and 1,411,834.93

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Solution

The fourth proportional to 2,378,891.47, 3,280,388.74 and 1,411,834.93 is: 1,946,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,891.47 : 3,280,388.74 = 1,411,834.93 : x
  2. Step 2: Convert to fraction form
    2,378,891.47/3,280,388.74 = 1,411,834.93/x
  3. Step 3: Cross multiply
    2,378,891.47x = 3,280,388.74 × 1,411,834.93
  4. Step 4: Simplify right side
    2,378,891.47x = 4,631,367,407,110.69
  5. Step 5: Solve for x
    x = 4,631,367,407,110.69/2,378,891.47
  6. Step 6: Final answer
    x = 1,946,859.48

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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.