Home / 1,704,289.75-2,351,994.93-979,364.86

Finding the Fourth Proportional to 1,704,289.75, 2,351,994.93 and 979,364.86

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Solution

The fourth proportional to 1,704,289.75, 2,351,994.93 and 979,364.86 is: 1,351,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,289.75 : 2,351,994.93 = 979,364.86 : x
  2. Step 2: Convert to fraction form
    1,704,289.75/2,351,994.93 = 979,364.86/x
  3. Step 3: Cross multiply
    1,704,289.75x = 2,351,994.93 × 979,364.86
  4. Step 4: Simplify right side
    1,704,289.75x = 2,303,461,185,340.16
  5. Step 5: Solve for x
    x = 2,303,461,185,340.16/1,704,289.75
  6. Step 6: Final answer
    x = 1,351,566.65

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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.