Finding the Fourth Proportional to 1,449,736.29, 2,172,547.98 and 1,067,660.55
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Solution
The fourth proportional to 1,449,736.29, 2,172,547.98 and 1,067,660.55 is: 1,599,976.35
Step by Step Solution
- Step 1: Write the proportion equation
1,449,736.29 : 2,172,547.98 = 1,067,660.55 : x - Step 2: Convert to fraction form
1,449,736.29/2,172,547.98 = 1,067,660.55/x - Step 3: Cross multiply
1,449,736.29x = 2,172,547.98 × 1,067,660.55 - Step 4: Simplify right side
1,449,736.29x = 2,319,543,771,228.19 - Step 5: Solve for x
x = 2,319,543,771,228.19/1,449,736.29 - Step 6: Final answer
x = 1,599,976.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.