Finding the Fourth Proportional to 1,898,934.57, 2,620,558.62 and 1,039,574.79
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Solution
The fourth proportional to 1,898,934.57, 2,620,558.62 and 1,039,574.79 is: 1,434,629.04
Step by Step Solution
- Step 1: Write the proportion equation
1,898,934.57 : 2,620,558.62 = 1,039,574.79 : x - Step 2: Convert to fraction form
1,898,934.57/2,620,558.62 = 1,039,574.79/x - Step 3: Cross multiply
1,898,934.57x = 2,620,558.62 × 1,039,574.79 - Step 4: Simplify right side
1,898,934.57x = 2,724,266,677,069.19 - Step 5: Solve for x
x = 2,724,266,677,069.19/1,898,934.57 - Step 6: Final answer
x = 1,434,629.04
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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.