Finding the Fourth Proportional to 1,189,564.84, 1,782,668.94 and 922,070.44
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Solution
The fourth proportional to 1,189,564.84, 1,782,668.94 and 922,070.44 is: 1,381,804.74
Step by Step Solution
- Step 1: Write the proportion equation
1,189,564.84 : 1,782,668.94 = 922,070.44 : x - Step 2: Convert to fraction form
1,189,564.84/1,782,668.94 = 922,070.44/x - Step 3: Cross multiply
1,189,564.84x = 1,782,668.94 × 922,070.44 - Step 4: Simplify right side
1,189,564.84x = 1,643,746,333,880.13 - Step 5: Solve for x
x = 1,643,746,333,880.13/1,189,564.84 - Step 6: Final answer
x = 1,381,804.74
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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.