Finding the Fourth Proportional to 1,655,006.76, 2,283,979.88 and 929,855.88
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Solution
The fourth proportional to 1,655,006.76, 2,283,979.88 and 929,855.88 is: 1,283,240.75
Step by Step Solution
- Step 1: Write the proportion equation
1,655,006.76 : 2,283,979.88 = 929,855.88 : x - Step 2: Convert to fraction form
1,655,006.76/2,283,979.88 = 929,855.88/x - Step 3: Cross multiply
1,655,006.76x = 2,283,979.88 × 929,855.88 - Step 4: Simplify right side
1,655,006.76x = 2,123,772,121,219.69 - Step 5: Solve for x
x = 2,123,772,121,219.69/1,655,006.76 - Step 6: Final answer
x = 1,283,240.75
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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.