Home / 1,990,491.15-2,746,600-1,119,204.93

Finding the Fourth Proportional to 1,990,491.15, 2,746,600 and 1,119,204.93

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Solution

The fourth proportional to 1,990,491.15, 2,746,600 and 1,119,204.93 is: 1,544,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,491.15 : 2,746,600 = 1,119,204.93 : x
  2. Step 2: Convert to fraction form
    1,990,491.15/2,746,600 = 1,119,204.93/x
  3. Step 3: Cross multiply
    1,990,491.15x = 2,746,600 × 1,119,204.93
  4. Step 4: Simplify right side
    1,990,491.15x = 3,074,008,260,738
  5. Step 5: Solve for x
    x = 3,074,008,260,738/1,990,491.15
  6. Step 6: Final answer
    x = 1,544,346.61

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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.