Finding the Fourth Proportional to 1,518,844.10, 2,278,266.15 and 951,973.70
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Solution
The fourth proportional to 1,518,844.10, 2,278,266.15 and 951,973.70 is: 1,427,960.55
Step by Step Solution
- Step 1: Write the proportion equation
1,518,844.10 : 2,278,266.15 = 951,973.70 : x - Step 2: Convert to fraction form
1,518,844.10/2,278,266.15 = 951,973.70/x - Step 3: Cross multiply
1,518,844.10x = 2,278,266.15 × 951,973.70 - Step 4: Simplify right side
1,518,844.10x = 2,168,849,456,400.26 - Step 5: Solve for x
x = 2,168,849,456,400.26/1,518,844.10 - Step 6: Final answer
x = 1,427,960.55
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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.