Home / 1,133,175.20-1,696,263.60-658,450.40

Finding the Fourth Proportional to 1,133,175.20, 1,696,263.60 and 658,450.40

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Solution

The fourth proportional to 1,133,175.20, 1,696,263.60 and 658,450.40 is: 985,642.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,175.20 : 1,696,263.60 = 658,450.40 : x
  2. Step 2: Convert to fraction form
    1,133,175.20/1,696,263.60 = 658,450.40/x
  3. Step 3: Cross multiply
    1,133,175.20x = 1,696,263.60 × 658,450.40
  4. Step 4: Simplify right side
    1,133,175.20x = 1,116,905,445,925.44
  5. Step 5: Solve for x
    x = 1,116,905,445,925.44/1,133,175.20
  6. Step 6: Final answer
    x = 985,642.33

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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.