Finding the Fourth Proportional to 1,518,582.94, 2,095,688.23 and 839,563.18
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Solution
The fourth proportional to 1,518,582.94, 2,095,688.23 and 839,563.18 is: 1,158,621.39
Step by Step Solution
- Step 1: Write the proportion equation
1,518,582.94 : 2,095,688.23 = 839,563.18 : x - Step 2: Convert to fraction form
1,518,582.94/2,095,688.23 = 839,563.18/x - Step 3: Cross multiply
1,518,582.94x = 2,095,688.23 × 839,563.18 - Step 4: Simplify right side
1,518,582.94x = 1,759,462,667,329.24 - Step 5: Solve for x
x = 1,759,462,667,329.24/1,518,582.94 - Step 6: Final answer
x = 1,158,621.39
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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.