Home / 1,420,467.84-1,959,665.27-1,048,821.41

Finding the Fourth Proportional to 1,420,467.84, 1,959,665.27 and 1,048,821.41

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Solution

The fourth proportional to 1,420,467.84, 1,959,665.27 and 1,048,821.41 is: 1,446,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,467.84 : 1,959,665.27 = 1,048,821.41 : x
  2. Step 2: Convert to fraction form
    1,420,467.84/1,959,665.27 = 1,048,821.41/x
  3. Step 3: Cross multiply
    1,420,467.84x = 1,959,665.27 × 1,048,821.41
  4. Step 4: Simplify right side
    1,420,467.84x = 2,055,338,891,264.49
  5. Step 5: Solve for x
    x = 2,055,338,891,264.49/1,420,467.84
  6. Step 6: Final answer
    x = 1,446,945.04

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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.