Finding the Fourth Proportional to 2,371,601.81, 3,272,811.51 and 1,283,873.36
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Solution
The fourth proportional to 2,371,601.81, 3,272,811.51 and 1,283,873.36 is: 1,771,745.78
Step by Step Solution
- Step 1: Write the proportion equation
2,371,601.81 : 3,272,811.51 = 1,283,873.36 : x - Step 2: Convert to fraction form
2,371,601.81/3,272,811.51 = 1,283,873.36/x - Step 3: Cross multiply
2,371,601.81x = 3,272,811.51 × 1,283,873.36 - Step 4: Simplify right side
2,371,601.81x = 4,201,875,509,990.37 - Step 5: Solve for x
x = 4,201,875,509,990.37/2,371,601.81 - Step 6: Final answer
x = 1,771,745.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.