Home / 1,099,475.80-1,648,983.30-538,912.60

Finding the Fourth Proportional to 1,099,475.80, 1,648,983.30 and 538,912.60

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Solution

The fourth proportional to 1,099,475.80, 1,648,983.30 and 538,912.60 is: 808,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,475.80 : 1,648,983.30 = 538,912.60 : x
  2. Step 2: Convert to fraction form
    1,099,475.80/1,648,983.30 = 538,912.60/x
  3. Step 3: Cross multiply
    1,099,475.80x = 1,648,983.30 × 538,912.60
  4. Step 4: Simplify right side
    1,099,475.80x = 888,657,877,559.58
  5. Step 5: Solve for x
    x = 888,657,877,559.58/1,099,475.80
  6. Step 6: Final answer
    x = 808,255.97

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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.