Home / 1,663,756.78-2,295,984.33-899,810.34

Finding the Fourth Proportional to 1,663,756.78, 2,295,984.33 and 899,810.34

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Solution

The fourth proportional to 1,663,756.78, 2,295,984.33 and 899,810.34 is: 1,241,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,756.78 : 2,295,984.33 = 899,810.34 : x
  2. Step 2: Convert to fraction form
    1,663,756.78/2,295,984.33 = 899,810.34/x
  3. Step 3: Cross multiply
    1,663,756.78x = 2,295,984.33 × 899,810.34
  4. Step 4: Simplify right side
    1,663,756.78x = 2,065,950,440,611.97
  5. Step 5: Solve for x
    x = 2,065,950,440,611.97/1,663,756.78
  6. Step 6: Final answer
    x = 1,241,738.25

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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.