Finding the Fourth Proportional to 3,999,320.96, 5,999,881.84 and 1,267,033.14
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Solution
The fourth proportional to 3,999,320.96, 5,999,881.84 and 1,267,033.14 is: 1,900,834.97
Step by Step Solution
- Step 1: Write the proportion equation
3,999,320.96 : 5,999,881.84 = 1,267,033.14 : x - Step 2: Convert to fraction form
3,999,320.96/5,999,881.84 = 1,267,033.14/x - Step 3: Cross multiply
3,999,320.96x = 5,999,881.84 × 1,267,033.14 - Step 4: Simplify right side
3,999,320.96x = 7,602,049,127,364.18 - Step 5: Solve for x
x = 7,602,049,127,364.18/3,999,320.96 - Step 6: Final answer
x = 1,900,834.97
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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.