Finding the Fourth Proportional to 1,417,688.87, 2,125,893.60 and 406,578.69
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Solution
The fourth proportional to 1,417,688.87, 2,125,893.60 and 406,578.69 is: 609,684.58
Step by Step Solution
- Step 1: Write the proportion equation
1,417,688.87 : 2,125,893.60 = 406,578.69 : x - Step 2: Convert to fraction form
1,417,688.87/2,125,893.60 = 406,578.69/x - Step 3: Cross multiply
1,417,688.87x = 2,125,893.60 × 406,578.69 - Step 4: Simplify right side
1,417,688.87x = 864,343,034,967.38 - Step 5: Solve for x
x = 864,343,034,967.38/1,417,688.87 - Step 6: Final answer
x = 609,684.58
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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.