Home / 1,445,075.39-1,994,203.73-791,724.60

Finding the Fourth Proportional to 1,445,075.39, 1,994,203.73 and 791,724.60

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Solution

The fourth proportional to 1,445,075.39, 1,994,203.73 and 791,724.60 is: 1,092,579.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,075.39 : 1,994,203.73 = 791,724.60 : x
  2. Step 2: Convert to fraction form
    1,445,075.39/1,994,203.73 = 791,724.60/x
  3. Step 3: Cross multiply
    1,445,075.39x = 1,994,203.73 × 791,724.60
  4. Step 4: Simplify right side
    1,445,075.39x = 1,578,860,150,452.76
  5. Step 5: Solve for x
    x = 1,578,860,150,452.76/1,445,075.39
  6. Step 6: Final answer
    x = 1,092,579.78

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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.