Home / 3,013,334.56-4,158,431.75-1,636,705.54

Finding the Fourth Proportional to 3,013,334.56, 4,158,431.75 and 1,636,705.54

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Solution

The fourth proportional to 3,013,334.56, 4,158,431.75 and 1,636,705.54 is: 2,258,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,334.56 : 4,158,431.75 = 1,636,705.54 : x
  2. Step 2: Convert to fraction form
    3,013,334.56/4,158,431.75 = 1,636,705.54/x
  3. Step 3: Cross multiply
    3,013,334.56x = 4,158,431.75 × 1,636,705.54
  4. Step 4: Simplify right side
    3,013,334.56x = 6,806,128,253,961.21
  5. Step 5: Solve for x
    x = 6,806,128,253,961.21/3,013,334.56
  6. Step 6: Final answer
    x = 2,258,669.97

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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.