Finding the Fourth Proportional to 2,270,362.68, 3,133,124.94 and 1,237,862.03
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Solution
The fourth proportional to 2,270,362.68, 3,133,124.94 and 1,237,862.03 is: 1,708,262.92
Step by Step Solution
- Step 1: Write the proportion equation
2,270,362.68 : 3,133,124.94 = 1,237,862.03 : x - Step 2: Convert to fraction form
2,270,362.68/3,133,124.94 = 1,237,862.03/x - Step 3: Cross multiply
2,270,362.68x = 3,133,124.94 × 1,237,862.03 - Step 4: Simplify right side
2,270,362.68x = 3,878,376,382,806.40 - Step 5: Solve for x
x = 3,878,376,382,806.40/2,270,362.68 - Step 6: Final answer
x = 1,708,262.92
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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.