Home / 838,677.10-1,258,999.80-832,772.20

Finding the Fourth Proportional to 838,677.10, 1,258,999.80 and 832,772.20

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Solution

The fourth proportional to 838,677.10, 1,258,999.80 and 832,772.20 is: 1,250,135.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,677.10 : 1,258,999.80 = 832,772.20 : x
  2. Step 2: Convert to fraction form
    838,677.10/1,258,999.80 = 832,772.20/x
  3. Step 3: Cross multiply
    838,677.10x = 1,258,999.80 × 832,772.20
  4. Step 4: Simplify right side
    838,677.10x = 1,048,460,033,245.56
  5. Step 5: Solve for x
    x = 1,048,460,033,245.56/838,677.10
  6. Step 6: Final answer
    x = 1,250,135.52

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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.