Finding the Fourth Proportional to 1,574,918.48, 2,362,722.24 and 510,068.18
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Solution
The fourth proportional to 1,574,918.48, 2,362,722.24 and 510,068.18 is: 765,213.84
Step by Step Solution
- Step 1: Write the proportion equation
1,574,918.48 : 2,362,722.24 = 510,068.18 : x - Step 2: Convert to fraction form
1,574,918.48/2,362,722.24 = 510,068.18/x - Step 3: Cross multiply
1,574,918.48x = 2,362,722.24 × 510,068.18 - Step 4: Simplify right side
1,574,918.48x = 1,205,149,420,988.71 - Step 5: Solve for x
x = 1,205,149,420,988.71/1,574,918.48 - Step 6: Final answer
x = 765,213.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.