Home / 1,026,878.96-1,539,662.34-493,338.44

Finding the Fourth Proportional to 1,026,878.96, 1,539,662.34 and 493,338.44

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Solution

The fourth proportional to 1,026,878.96, 1,539,662.34 and 493,338.44 is: 739,692.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,878.96 : 1,539,662.34 = 493,338.44 : x
  2. Step 2: Convert to fraction form
    1,026,878.96/1,539,662.34 = 493,338.44/x
  3. Step 3: Cross multiply
    1,026,878.96x = 1,539,662.34 × 493,338.44
  4. Step 4: Simplify right side
    1,026,878.96x = 759,574,616,942.35
  5. Step 5: Solve for x
    x = 759,574,616,942.35/1,026,878.96
  6. Step 6: Final answer
    x = 739,692.45

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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.