Finding the Fourth Proportional to 1,970,228.19, 2,955,342.29 and 1,521,603.42
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Solution
The fourth proportional to 1,970,228.19, 2,955,342.29 and 1,521,603.42 is: 2,282,405.13
Step by Step Solution
- Step 1: Write the proportion equation
1,970,228.19 : 2,955,342.29 = 1,521,603.42 : x - Step 2: Convert to fraction form
1,970,228.19/2,955,342.29 = 1,521,603.42/x - Step 3: Cross multiply
1,970,228.19x = 2,955,342.29 × 1,521,603.42 - Step 4: Simplify right side
1,970,228.19x = 4,496,858,935,734.63 - Step 5: Solve for x
x = 4,496,858,935,734.63/1,970,228.19 - Step 6: Final answer
x = 2,282,405.13
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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.