Finding the Fourth Proportional to 2,952,365.20, 4,428,547.80 and 957,821.20
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Solution
The fourth proportional to 2,952,365.20, 4,428,547.80 and 957,821.20 is: 1,436,731.80
Step by Step Solution
- Step 1: Write the proportion equation
2,952,365.20 : 4,428,547.80 = 957,821.20 : x - Step 2: Convert to fraction form
2,952,365.20/4,428,547.80 = 957,821.20/x - Step 3: Cross multiply
2,952,365.20x = 4,428,547.80 × 957,821.20 - Step 4: Simplify right side
2,952,365.20x = 4,241,756,968,053.36 - Step 5: Solve for x
x = 4,241,756,968,053.36/2,952,365.20 - Step 6: Final answer
x = 1,436,731.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.