Finding the Fourth Proportional to 1,999,829.73, 2,759,763.24 and 1,128,847.76
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Solution
The fourth proportional to 1,999,829.73, 2,759,763.24 and 1,128,847.76 is: 1,557,808.90
Step by Step Solution
- Step 1: Write the proportion equation
1,999,829.73 : 2,759,763.24 = 1,128,847.76 : x - Step 2: Convert to fraction form
1,999,829.73/2,759,763.24 = 1,128,847.76/x - Step 3: Cross multiply
1,999,829.73x = 2,759,763.24 × 1,128,847.76 - Step 4: Simplify right side
1,999,829.73x = 3,115,352,558,503.75 - Step 5: Solve for x
x = 3,115,352,558,503.75/1,999,829.73 - Step 6: Final answer
x = 1,557,808.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.