Finding the Fourth Proportional to 1,721,349.14, 2,375,428.74 and 946,934.71
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Solution
The fourth proportional to 1,721,349.14, 2,375,428.74 and 946,934.71 is: 1,306,751.71
Step by Step Solution
- Step 1: Write the proportion equation
1,721,349.14 : 2,375,428.74 = 946,934.71 : x - Step 2: Convert to fraction form
1,721,349.14/2,375,428.74 = 946,934.71/x - Step 3: Cross multiply
1,721,349.14x = 2,375,428.74 × 946,934.71 - Step 4: Simplify right side
1,721,349.14x = 2,249,375,925,037.57 - Step 5: Solve for x
x = 2,249,375,925,037.57/1,721,349.14 - Step 6: Final answer
x = 1,306,751.71
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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.