Finding the Fourth Proportional to 1,475,371.14, 2,035,992.15 and 830,799.06
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Solution
The fourth proportional to 1,475,371.14, 2,035,992.15 and 830,799.06 is: 1,146,491.43
Step by Step Solution
- Step 1: Write the proportion equation
1,475,371.14 : 2,035,992.15 = 830,799.06 : x - Step 2: Convert to fraction form
1,475,371.14/2,035,992.15 = 830,799.06/x - Step 3: Cross multiply
1,475,371.14x = 2,035,992.15 × 830,799.06 - Step 4: Simplify right side
1,475,371.14x = 1,691,500,364,387.38 - Step 5: Solve for x
x = 1,691,500,364,387.38/1,475,371.14 - Step 6: Final answer
x = 1,146,491.43
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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.