Finding the Fourth Proportional to 1,209,477.08, 1,814,531.97 and 451,325.18
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Solution
The fourth proportional to 1,209,477.08, 1,814,531.97 and 451,325.18 is: 677,105.82
Step by Step Solution
- Step 1: Write the proportion equation
1,209,477.08 : 1,814,531.97 = 451,325.18 : x - Step 2: Convert to fraction form
1,209,477.08/1,814,531.97 = 451,325.18/x - Step 3: Cross multiply
1,209,477.08x = 1,814,531.97 × 451,325.18 - Step 4: Simplify right side
1,209,477.08x = 818,943,967,976.01 - Step 5: Solve for x
x = 818,943,967,976.01/1,209,477.08 - Step 6: Final answer
x = 677,105.82
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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.