Finding the Fourth Proportional to 1,896,643.95, 2,844,965.92 and 698,124.21
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Solution
The fourth proportional to 1,896,643.95, 2,844,965.92 and 698,124.21 is: 1,047,186.31
Step by Step Solution
- Step 1: Write the proportion equation
1,896,643.95 : 2,844,965.92 = 698,124.21 : x - Step 2: Convert to fraction form
1,896,643.95/2,844,965.92 = 698,124.21/x - Step 3: Cross multiply
1,896,643.95x = 2,844,965.92 × 698,124.21 - Step 4: Simplify right side
1,896,643.95x = 1,986,139,585,376.92 - Step 5: Solve for x
x = 1,986,139,585,376.92/1,896,643.95 - Step 6: Final answer
x = 1,047,186.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.