Finding the Fourth Proportional to 1,563,114.68, 2,157,098.25 and 847,722.68
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Solution
The fourth proportional to 1,563,114.68, 2,157,098.25 and 847,722.68 is: 1,169,857.29
Step by Step Solution
- Step 1: Write the proportion equation
1,563,114.68 : 2,157,098.25 = 847,722.68 : x - Step 2: Convert to fraction form
1,563,114.68/2,157,098.25 = 847,722.68/x - Step 3: Cross multiply
1,563,114.68x = 2,157,098.25 × 847,722.68 - Step 4: Simplify right side
1,563,114.68x = 1,828,621,109,513.31 - Step 5: Solve for x
x = 1,828,621,109,513.31/1,563,114.68 - Step 6: Final answer
x = 1,169,857.29
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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.