Home / 1,910,467.30-2,636,821.72-1,095,218.40

Finding the Fourth Proportional to 1,910,467.30, 2,636,821.72 and 1,095,218.40

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Solution

The fourth proportional to 1,910,467.30, 2,636,821.72 and 1,095,218.40 is: 1,511,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,467.30 : 2,636,821.72 = 1,095,218.40 : x
  2. Step 2: Convert to fraction form
    1,910,467.30/2,636,821.72 = 1,095,218.40/x
  3. Step 3: Cross multiply
    1,910,467.30x = 2,636,821.72 × 1,095,218.40
  4. Step 4: Simplify right side
    1,910,467.30x = 2,887,895,665,263.65
  5. Step 5: Solve for x
    x = 2,887,895,665,263.65/1,910,467.30
  6. Step 6: Final answer
    x = 1,511,617.43

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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.