Finding the Fourth Proportional to 1,591,253.84, 2,195,899.26 and 866,117.54
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Solution
The fourth proportional to 1,591,253.84, 2,195,899.26 and 866,117.54 is: 1,195,225.31
Step by Step Solution
- Step 1: Write the proportion equation
1,591,253.84 : 2,195,899.26 = 866,117.54 : x - Step 2: Convert to fraction form
1,591,253.84/2,195,899.26 = 866,117.54/x - Step 3: Cross multiply
1,591,253.84x = 2,195,899.26 × 866,117.54 - Step 4: Simplify right side
1,591,253.84x = 1,901,906,865,159.02 - Step 5: Solve for x
x = 1,901,906,865,159.02/1,591,253.84 - Step 6: Final answer
x = 1,195,225.31
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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.