Finding the Fourth Proportional to 1,922,719.74, 2,652,551.82 and 1,106,728.17
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Solution
The fourth proportional to 1,922,719.74, 2,652,551.82 and 1,106,728.17 is: 1,526,823.57
Step by Step Solution
- Step 1: Write the proportion equation
1,922,719.74 : 2,652,551.82 = 1,106,728.17 : x - Step 2: Convert to fraction form
1,922,719.74/2,652,551.82 = 1,106,728.17/x - Step 3: Cross multiply
1,922,719.74x = 2,652,551.82 × 1,106,728.17 - Step 4: Simplify right side
1,922,719.74x = 2,935,653,821,578.77 - Step 5: Solve for x
x = 2,935,653,821,578.77/1,922,719.74 - Step 6: Final answer
x = 1,526,823.57
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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.