Home / 1,990,131.24-2,746,350.73-1,118,966.73

Finding the Fourth Proportional to 1,990,131.24, 2,746,350.73 and 1,118,966.73

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Solution

The fourth proportional to 1,990,131.24, 2,746,350.73 and 1,118,966.73 is: 1,544,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,131.24 : 2,746,350.73 = 1,118,966.73 : x
  2. Step 2: Convert to fraction form
    1,990,131.24/2,746,350.73 = 1,118,966.73/x
  3. Step 3: Cross multiply
    1,990,131.24x = 2,746,350.73 × 1,118,966.73
  4. Step 4: Simplify right side
    1,990,131.24x = 3,073,075,095,781.21
  5. Step 5: Solve for x
    x = 3,073,075,095,781.21/1,990,131.24
  6. Step 6: Final answer
    x = 1,544,157.01

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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.