Finding the Fourth Proportional to 1,536,224.63, 2,119,829.22 and 847,883.81
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Solution
The fourth proportional to 1,536,224.63, 2,119,829.22 and 847,883.81 is: 1,169,990.92
Step by Step Solution
- Step 1: Write the proportion equation
1,536,224.63 : 2,119,829.22 = 847,883.81 : x - Step 2: Convert to fraction form
1,536,224.63/2,119,829.22 = 847,883.81/x - Step 3: Cross multiply
1,536,224.63x = 2,119,829.22 × 847,883.81 - Step 4: Simplify right side
1,536,224.63x = 1,797,368,875,602.93 - Step 5: Solve for x
x = 1,797,368,875,602.93/1,536,224.63 - Step 6: Final answer
x = 1,169,990.92
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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.