Finding the Fourth Proportional to 818,184.73, 1,225,603.99 and 666,920.88
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Solution
The fourth proportional to 818,184.73, 1,225,603.99 and 666,920.88 is: 999,017.53
Step by Step Solution
- Step 1: Write the proportion equation
818,184.73 : 1,225,603.99 = 666,920.88 : x - Step 2: Convert to fraction form
818,184.73/1,225,603.99 = 666,920.88/x - Step 3: Cross multiply
818,184.73x = 1,225,603.99 × 666,920.88 - Step 4: Simplify right side
818,184.73x = 817,380,891,542.31 - Step 5: Solve for x
x = 817,380,891,542.31/818,184.73 - Step 6: Final answer
x = 999,017.53
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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.