Finding the Fourth Proportional to 1,922,866.94, 2,653,911.36 and 1,235,398.18
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Solution
The fourth proportional to 1,922,866.94, 2,653,911.36 and 1,235,398.18 is: 1,705,077.56
Step by Step Solution
- Step 1: Write the proportion equation
1,922,866.94 : 2,653,911.36 = 1,235,398.18 : x - Step 2: Convert to fraction form
1,922,866.94/2,653,911.36 = 1,235,398.18/x - Step 3: Cross multiply
1,922,866.94x = 2,653,911.36 × 1,235,398.18 - Step 4: Simplify right side
1,922,866.94x = 3,278,637,264,025.33 - Step 5: Solve for x
x = 3,278,637,264,025.33/1,922,866.94 - Step 6: Final answer
x = 1,705,077.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.