Finding the Fourth Proportional to 2,908,322.48, 4,012,446.16 and 1,683,959.68
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Solution
The fourth proportional to 2,908,322.48, 4,012,446.16 and 1,683,959.68 is: 2,323,262.84
Step by Step Solution
- Step 1: Write the proportion equation
2,908,322.48 : 4,012,446.16 = 1,683,959.68 : x - Step 2: Convert to fraction form
2,908,322.48/4,012,446.16 = 1,683,959.68/x - Step 3: Cross multiply
2,908,322.48x = 4,012,446.16 × 1,683,959.68 - Step 4: Simplify right side
2,908,322.48x = 6,756,797,551,610.83 - Step 5: Solve for x
x = 6,756,797,551,610.83/2,908,322.48 - Step 6: Final answer
x = 2,323,262.84
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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.