Home / 1,129,977.81-1,694,969.55-277,053.30

Finding the Fourth Proportional to 1,129,977.81, 1,694,969.55 and 277,053.30

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Solution

The fourth proportional to 1,129,977.81, 1,694,969.55 and 277,053.30 is: 415,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,977.81 : 1,694,969.55 = 277,053.30 : x
  2. Step 2: Convert to fraction form
    1,129,977.81/1,694,969.55 = 277,053.30/x
  3. Step 3: Cross multiply
    1,129,977.81x = 1,694,969.55 × 277,053.30
  4. Step 4: Simplify right side
    1,129,977.81x = 469,596,907,227.02
  5. Step 5: Solve for x
    x = 469,596,907,227.02/1,129,977.81
  6. Step 6: Final answer
    x = 415,580.65

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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.