Finding the Fourth Proportional to 1,251,579.93, 1,726,299 and 1,209,914.82
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Solution
The fourth proportional to 1,251,579.93, 1,726,299 and 1,209,914.82 is: 1,668,830.49
Step by Step Solution
- Step 1: Write the proportion equation
1,251,579.93 : 1,726,299 = 1,209,914.82 : x - Step 2: Convert to fraction form
1,251,579.93/1,726,299 = 1,209,914.82/x - Step 3: Cross multiply
1,251,579.93x = 1,726,299 × 1,209,914.82 - Step 4: Simplify right side
1,251,579.93x = 2,088,674,743,851.18 - Step 5: Solve for x
x = 2,088,674,743,851.18/1,251,579.93 - Step 6: Final answer
x = 1,668,830.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.