Finding the Fourth Proportional to 4,998,830.28, 6,898,407.84 and 2,706,993.60
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Solution
The fourth proportional to 4,998,830.28, 6,898,407.84 and 2,706,993.60 is: 3,735,663.11
Step by Step Solution
- Step 1: Write the proportion equation
4,998,830.28 : 6,898,407.84 = 2,706,993.60 : x - Step 2: Convert to fraction form
4,998,830.28/6,898,407.84 = 2,706,993.60/x - Step 3: Cross multiply
4,998,830.28x = 6,898,407.84 × 2,706,993.60 - Step 4: Simplify right side
4,998,830.28x = 18,673,945,873,069.82 - Step 5: Solve for x
x = 18,673,945,873,069.82/4,998,830.28 - Step 6: Final answer
x = 3,735,663.11
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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.