Finding the Fourth Proportional to 1,616,064.19, 2,230,183.02 and 890,937.46
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Solution
The fourth proportional to 1,616,064.19, 2,230,183.02 and 890,937.46 is: 1,229,501.65
Step by Step Solution
- Step 1: Write the proportion equation
1,616,064.19 : 2,230,183.02 = 890,937.46 : x - Step 2: Convert to fraction form
1,616,064.19/2,230,183.02 = 890,937.46/x - Step 3: Cross multiply
1,616,064.19x = 2,230,183.02 × 890,937.46 - Step 4: Simplify right side
1,616,064.19x = 1,986,953,595,173.93 - Step 5: Solve for x
x = 1,986,953,595,173.93/1,616,064.19 - Step 6: Final answer
x = 1,229,501.65
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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.