Finding the Fourth Proportional to 4,071,963.36, 6,106,588.71 and 1,642,489.12
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Solution
The fourth proportional to 4,071,963.36, 6,106,588.71 and 1,642,489.12 is: 2,463,186.58
Step by Step Solution
- Step 1: Write the proportion equation
4,071,963.36 : 6,106,588.71 = 1,642,489.12 : x - Step 2: Convert to fraction form
4,071,963.36/6,106,588.71 = 1,642,489.12/x - Step 3: Cross multiply
4,071,963.36x = 6,106,588.71 × 1,642,489.12 - Step 4: Simplify right side
4,071,963.36x = 10,030,005,516,489.84 - Step 5: Solve for x
x = 10,030,005,516,489.84/4,071,963.36 - Step 6: Final answer
x = 2,463,186.58
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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.