Home / 2,019,871-2,787,422.05-1,114,453

Finding the Fourth Proportional to 2,019,871, 2,787,422.05 and 1,114,453

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Solution

The fourth proportional to 2,019,871, 2,787,422.05 and 1,114,453 is: 1,537,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,871 : 2,787,422.05 = 1,114,453 : x
  2. Step 2: Convert to fraction form
    2,019,871/2,787,422.05 = 1,114,453/x
  3. Step 3: Cross multiply
    2,019,871x = 2,787,422.05 × 1,114,453
  4. Step 4: Simplify right side
    2,019,871x = 3,106,450,865,888.65
  5. Step 5: Solve for x
    x = 3,106,450,865,888.65/2,019,871
  6. Step 6: Final answer
    x = 1,537,945.18

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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.