Finding the Fourth Proportional to 4,881,347.84, 7,316,859.35 and 1,805,361.89
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Solution
The fourth proportional to 4,881,347.84, 7,316,859.35 and 1,805,361.89 is: 2,706,133.52
Step by Step Solution
- Step 1: Write the proportion equation
4,881,347.84 : 7,316,859.35 = 1,805,361.89 : x - Step 2: Convert to fraction form
4,881,347.84/7,316,859.35 = 1,805,361.89/x - Step 3: Cross multiply
4,881,347.84x = 7,316,859.35 × 1,805,361.89 - Step 4: Simplify right side
4,881,347.84x = 13,209,578,979,369.06 - Step 5: Solve for x
x = 13,209,578,979,369.06/4,881,347.84 - Step 6: Final answer
x = 2,706,133.52
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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.