Home / 1,089,715.36-1,503,676.56-606,158.32

Finding the Fourth Proportional to 1,089,715.36, 1,503,676.56 and 606,158.32

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Solution

The fourth proportional to 1,089,715.36, 1,503,676.56 and 606,158.32 is: 836,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,715.36 : 1,503,676.56 = 606,158.32 : x
  2. Step 2: Convert to fraction form
    1,089,715.36/1,503,676.56 = 606,158.32/x
  3. Step 3: Cross multiply
    1,089,715.36x = 1,503,676.56 × 606,158.32
  4. Step 4: Simplify right side
    1,089,715.36x = 911,466,057,432.98
  5. Step 5: Solve for x
    x = 911,466,057,432.98/1,089,715.36
  6. Step 6: Final answer
    x = 836,425.81

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Double scale
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1.5x scale

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.