Finding the Fourth Proportional to 1,455,691.10, 2,183,864.70 and 444,859.70
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Solution
The fourth proportional to 1,455,691.10, 2,183,864.70 and 444,859.70 is: 667,389.80
Step by Step Solution
- Step 1: Write the proportion equation
1,455,691.10 : 2,183,864.70 = 444,859.70 : x - Step 2: Convert to fraction form
1,455,691.10/2,183,864.70 = 444,859.70/x - Step 3: Cross multiply
1,455,691.10x = 2,183,864.70 × 444,859.70 - Step 4: Simplify right side
1,455,691.10x = 971,513,395,282.59 - Step 5: Solve for x
x = 971,513,395,282.59/1,455,691.10 - Step 6: Final answer
x = 667,389.80
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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.