Finding the Fourth Proportional to 1,209,328.21, 1,814,254.71 and 367,858.09
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Solution
The fourth proportional to 1,209,328.21, 1,814,254.71 and 367,858.09 is: 551,866.95
Step by Step Solution
- Step 1: Write the proportion equation
1,209,328.21 : 1,814,254.71 = 367,858.09 : x - Step 2: Convert to fraction form
1,209,328.21/1,814,254.71 = 367,858.09/x - Step 3: Cross multiply
1,209,328.21x = 1,814,254.71 × 367,858.09 - Step 4: Simplify right side
1,209,328.21x = 667,388,272,394.10 - Step 5: Solve for x
x = 667,388,272,394.10/1,209,328.21 - Step 6: Final answer
x = 551,866.95
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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.