Finding the Fourth Proportional to 1,715,646.80, 2,572,591.44 and 906,465.62
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Solution
The fourth proportional to 1,715,646.80, 2,572,591.44 and 906,465.62 is: 1,359,234.14
Step by Step Solution
- Step 1: Write the proportion equation
1,715,646.80 : 2,572,591.44 = 906,465.62 : x - Step 2: Convert to fraction form
1,715,646.80/2,572,591.44 = 906,465.62/x - Step 3: Cross multiply
1,715,646.80x = 2,572,591.44 × 906,465.62 - Step 4: Simplify right side
1,715,646.80x = 2,331,965,694,666.29 - Step 5: Solve for x
x = 2,331,965,694,666.29/1,715,646.80 - Step 6: Final answer
x = 1,359,234.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.