Finding the Fourth Proportional to 1,535,744.52, 2,119,324.94 and 847,415.84
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Solution
The fourth proportional to 1,535,744.52, 2,119,324.94 and 847,415.84 is: 1,169,432.47
Step by Step Solution
- Step 1: Write the proportion equation
1,535,744.52 : 2,119,324.94 = 847,415.84 : x - Step 2: Convert to fraction form
1,535,744.52/2,119,324.94 = 847,415.84/x - Step 3: Cross multiply
1,535,744.52x = 2,119,324.94 × 847,415.84 - Step 4: Simplify right side
1,535,744.52x = 1,795,949,509,429.35 - Step 5: Solve for x
x = 1,795,949,509,429.35/1,535,744.52 - Step 6: Final answer
x = 1,169,432.47
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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.