Finding the Fourth Proportional to 1,566,689.10, 2,350,252.35 and 668,123.70
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Solution
The fourth proportional to 1,566,689.10, 2,350,252.35 and 668,123.70 is: 1,002,278.82
Step by Step Solution
- Step 1: Write the proportion equation
1,566,689.10 : 2,350,252.35 = 668,123.70 : x - Step 2: Convert to fraction form
1,566,689.10/2,350,252.35 = 668,123.70/x - Step 3: Cross multiply
1,566,689.10x = 2,350,252.35 × 668,123.70 - Step 4: Simplify right side
1,566,689.10x = 1,570,259,296,015.70 - Step 5: Solve for x
x = 1,570,259,296,015.70/1,566,689.10 - Step 6: Final answer
x = 1,002,278.82
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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.