Finding the Fourth Proportional to 3,578,341.40, 5,365,673.40 and 1,053,668.60
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Solution
The fourth proportional to 3,578,341.40, 5,365,673.40 and 1,053,668.60 is: 1,579,961.48
Step by Step Solution
- Step 1: Write the proportion equation
3,578,341.40 : 5,365,673.40 = 1,053,668.60 : x - Step 2: Convert to fraction form
3,578,341.40/5,365,673.40 = 1,053,668.60/x - Step 3: Cross multiply
3,578,341.40x = 5,365,673.40 × 1,053,668.60 - Step 4: Simplify right side
3,578,341.40x = 5,653,641,579,435.24 - Step 5: Solve for x
x = 5,653,641,579,435.24/3,578,341.40 - Step 6: Final answer
x = 1,579,961.48
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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.