Home / 2,796,488.79-3,860,927.57-1,914,913.17

Finding the Fourth Proportional to 2,796,488.79, 3,860,927.57 and 1,914,913.17

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Solution

The fourth proportional to 2,796,488.79, 3,860,927.57 and 1,914,913.17 is: 2,643,794.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796,488.79 : 3,860,927.57 = 1,914,913.17 : x
  2. Step 2: Convert to fraction form
    2,796,488.79/3,860,927.57 = 1,914,913.17/x
  3. Step 3: Cross multiply
    2,796,488.79x = 3,860,927.57 × 1,914,913.17
  4. Step 4: Simplify right side
    2,796,488.79x = 7,393,341,042,634.53
  5. Step 5: Solve for x
    x = 7,393,341,042,634.53/2,796,488.79
  6. Step 6: Final answer
    x = 2,643,794.27

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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.