Home / 1,054,184.31-1,579,620.63-814,884.57

Finding the Fourth Proportional to 1,054,184.31, 1,579,620.63 and 814,884.57

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Solution

The fourth proportional to 1,054,184.31, 1,579,620.63 and 814,884.57 is: 1,221,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,184.31 : 1,579,620.63 = 814,884.57 : x
  2. Step 2: Convert to fraction form
    1,054,184.31/1,579,620.63 = 814,884.57/x
  3. Step 3: Cross multiply
    1,054,184.31x = 1,579,620.63 × 814,884.57
  4. Step 4: Simplify right side
    1,054,184.31x = 1,287,208,477,840.68
  5. Step 5: Solve for x
    x = 1,287,208,477,840.68/1,054,184.31
  6. Step 6: Final answer
    x = 1,221,046.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.