Home / 2,019,872-2,787,423.43-1,114,454

Finding the Fourth Proportional to 2,019,872, 2,787,423.43 and 1,114,454

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Solution

The fourth proportional to 2,019,872, 2,787,423.43 and 1,114,454 is: 1,537,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,872 : 2,787,423.43 = 1,114,454 : x
  2. Step 2: Convert to fraction form
    2,019,872/2,787,423.43 = 1,114,454/x
  3. Step 3: Cross multiply
    2,019,872x = 2,787,423.43 × 1,114,454
  4. Step 4: Simplify right side
    2,019,872x = 3,106,455,191,257.22
  5. Step 5: Solve for x
    x = 3,106,455,191,257.22/2,019,872
  6. Step 6: Final answer
    x = 1,537,946.56

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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.