Finding the Fourth Proportional to 2,260,513.10, 3,119,495.62 and 1,228,012.63
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Solution
The fourth proportional to 2,260,513.10, 3,119,495.62 and 1,228,012.63 is: 1,694,650.66
Step by Step Solution
- Step 1: Write the proportion equation
2,260,513.10 : 3,119,495.62 = 1,228,012.63 : x - Step 2: Convert to fraction form
2,260,513.10/3,119,495.62 = 1,228,012.63/x - Step 3: Cross multiply
2,260,513.10x = 3,119,495.62 × 1,228,012.63 - Step 4: Simplify right side
2,260,513.10x = 3,830,780,027,307.29 - Step 5: Solve for x
x = 3,830,780,027,307.29/2,260,513.10 - Step 6: Final answer
x = 1,694,650.66
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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.