Finding the Fourth Proportional to 1,896,088.14, 2,616,601.68 and 1,036,648.44
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Solution
The fourth proportional to 1,896,088.14, 2,616,601.68 and 1,036,648.44 is: 1,430,574.87
Step by Step Solution
- Step 1: Write the proportion equation
1,896,088.14 : 2,616,601.68 = 1,036,648.44 : x - Step 2: Convert to fraction form
1,896,088.14/2,616,601.68 = 1,036,648.44/x - Step 3: Cross multiply
1,896,088.14x = 2,616,601.68 × 1,036,648.44 - Step 4: Simplify right side
1,896,088.14x = 2,712,496,049,673.38 - Step 5: Solve for x
x = 2,712,496,049,673.38/1,896,088.14 - Step 6: Final answer
x = 1,430,574.87
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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.