Home / 838,676.10-1,258,998.30-832,771.20

Finding the Fourth Proportional to 838,676.10, 1,258,998.30 and 832,771.20

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Solution

The fourth proportional to 838,676.10, 1,258,998.30 and 832,771.20 is: 1,250,134.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,676.10 : 1,258,998.30 = 832,771.20 : x
  2. Step 2: Convert to fraction form
    838,676.10/1,258,998.30 = 832,771.20/x
  3. Step 3: Cross multiply
    838,676.10x = 1,258,998.30 × 832,771.20
  4. Step 4: Simplify right side
    838,676.10x = 1,048,457,525,088.96
  5. Step 5: Solve for x
    x = 1,048,457,525,088.96/838,676.10
  6. Step 6: Final answer
    x = 1,250,134.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.