Finding the Fourth Proportional to 4,892,650.79, 7,338,405.93 and 1,298,696.99
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Solution
The fourth proportional to 4,892,650.79, 7,338,405.93 and 1,298,696.99 is: 1,947,894.11
Step by Step Solution
- Step 1: Write the proportion equation
4,892,650.79 : 7,338,405.93 = 1,298,696.99 : x - Step 2: Convert to fraction form
4,892,650.79/7,338,405.93 = 1,298,696.99/x - Step 3: Cross multiply
4,892,650.79x = 7,338,405.93 × 1,298,696.99 - Step 4: Simplify right side
4,892,650.79x = 9,530,365,655,997.12 - Step 5: Solve for x
x = 9,530,365,655,997.12/4,892,650.79 - Step 6: Final answer
x = 1,947,894.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.