Home / 2,019,920.44-2,787,487.90-1,114,502.36

Finding the Fourth Proportional to 2,019,920.44, 2,787,487.90 and 1,114,502.36

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Solution

The fourth proportional to 2,019,920.44, 2,787,487.90 and 1,114,502.36 is: 1,538,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,920.44 : 2,787,487.90 = 1,114,502.36 : x
  2. Step 2: Convert to fraction form
    2,019,920.44/2,787,487.90 = 1,114,502.36/x
  3. Step 3: Cross multiply
    2,019,920.44x = 2,787,487.90 × 1,114,502.36
  4. Step 4: Simplify right side
    2,019,920.44x = 3,106,661,843,021.44
  5. Step 5: Solve for x
    x = 3,106,661,843,021.44/2,019,920.44
  6. Step 6: Final answer
    x = 1,538,011.98

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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.