Home / 1,604,828.31-2,213,371.72-1,410,821.21

Finding the Fourth Proportional to 1,604,828.31, 2,213,371.72 and 1,410,821.21

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Solution

The fourth proportional to 1,604,828.31, 2,213,371.72 and 1,410,821.21 is: 1,945,798.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,828.31 : 2,213,371.72 = 1,410,821.21 : x
  2. Step 2: Convert to fraction form
    1,604,828.31/2,213,371.72 = 1,410,821.21/x
  3. Step 3: Cross multiply
    1,604,828.31x = 2,213,371.72 × 1,410,821.21
  4. Step 4: Simplify right side
    1,604,828.31x = 3,122,671,768,190.18
  5. Step 5: Solve for x
    x = 3,122,671,768,190.18/1,604,828.31
  6. Step 6: Final answer
    x = 1,945,798.03

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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.