Finding the Fourth Proportional to 2,627,488.26, 3,625,932.20 and 1,420,264.26
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Solution
The fourth proportional to 2,627,488.26, 3,625,932.20 and 1,420,264.26 is: 1,959,963.81
Step by Step Solution
- Step 1: Write the proportion equation
2,627,488.26 : 3,625,932.20 = 1,420,264.26 : x - Step 2: Convert to fraction form
2,627,488.26/3,625,932.20 = 1,420,264.26/x - Step 3: Cross multiply
2,627,488.26x = 3,625,932.20 × 1,420,264.26 - Step 4: Simplify right side
2,627,488.26x = 5,149,781,905,741.85 - Step 5: Solve for x
x = 5,149,781,905,741.85/2,627,488.26 - Step 6: Final answer
x = 1,959,963.81
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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.