Home / 2,010,491.65-3,018,070.28-1,212,674.05

Finding the Fourth Proportional to 2,010,491.65, 3,018,070.28 and 1,212,674.05

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Solution

The fourth proportional to 2,010,491.65, 3,018,070.28 and 1,212,674.05 is: 1,820,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,491.65 : 3,018,070.28 = 1,212,674.05 : x
  2. Step 2: Convert to fraction form
    2,010,491.65/3,018,070.28 = 1,212,674.05/x
  3. Step 3: Cross multiply
    2,010,491.65x = 3,018,070.28 × 1,212,674.05
  4. Step 4: Simplify right side
    2,010,491.65x = 3,659,935,503,568.86
  5. Step 5: Solve for x
    x = 3,659,935,503,568.86/2,010,491.65
  6. Step 6: Final answer
    x = 1,820,418.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.