Home / 1,419,539.55-1,958,994.23-774,986.91

Finding the Fourth Proportional to 1,419,539.55, 1,958,994.23 and 774,986.91

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Solution

The fourth proportional to 1,419,539.55, 1,958,994.23 and 774,986.91 is: 1,069,498.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,539.55 : 1,958,994.23 = 774,986.91 : x
  2. Step 2: Convert to fraction form
    1,419,539.55/1,958,994.23 = 774,986.91/x
  3. Step 3: Cross multiply
    1,419,539.55x = 1,958,994.23 × 774,986.91
  4. Step 4: Simplify right side
    1,419,539.55x = 1,518,194,881,140.60
  5. Step 5: Solve for x
    x = 1,518,194,881,140.60/1,419,539.55
  6. Step 6: Final answer
    x = 1,069,498.12

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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.