Home / 1,195,503.03-1,649,783.43-651,638.79

Finding the Fourth Proportional to 1,195,503.03, 1,649,783.43 and 651,638.79

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Solution

The fourth proportional to 1,195,503.03, 1,649,783.43 and 651,638.79 is: 899,255.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,503.03 : 1,649,783.43 = 651,638.79 : x
  2. Step 2: Convert to fraction form
    1,195,503.03/1,649,783.43 = 651,638.79/x
  3. Step 3: Cross multiply
    1,195,503.03x = 1,649,783.43 × 651,638.79
  4. Step 4: Simplify right side
    1,195,503.03x = 1,075,062,878,087.25
  5. Step 5: Solve for x
    x = 1,075,062,878,087.25/1,195,503.03
  6. Step 6: Final answer
    x = 899,255.67

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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.