Finding the Fourth Proportional to 1,207,389.42, 1,811,345.49 and 366,004.62
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Solution
The fourth proportional to 1,207,389.42, 1,811,345.49 and 366,004.62 is: 549,086.16
Step by Step Solution
- Step 1: Write the proportion equation
1,207,389.42 : 1,811,345.49 = 366,004.62 : x - Step 2: Convert to fraction form
1,207,389.42/1,811,345.49 = 366,004.62/x - Step 3: Cross multiply
1,207,389.42x = 1,811,345.49 × 366,004.62 - Step 4: Simplify right side
1,207,389.42x = 662,960,817,756.16 - Step 5: Solve for x
x = 662,960,817,756.16/1,207,389.42 - Step 6: Final answer
x = 549,086.16
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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.