Finding the Fourth Proportional to 2,569,176.63, 3,854,625.27 and 840,126.21
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Solution
The fourth proportional to 2,569,176.63, 3,854,625.27 and 840,126.21 is: 1,260,470.64
Step by Step Solution
- Step 1: Write the proportion equation
2,569,176.63 : 3,854,625.27 = 840,126.21 : x - Step 2: Convert to fraction form
2,569,176.63/3,854,625.27 = 840,126.21/x - Step 3: Cross multiply
2,569,176.63x = 3,854,625.27 × 840,126.21 - Step 4: Simplify right side
2,569,176.63x = 3,238,371,723,132.28 - Step 5: Solve for x
x = 3,238,371,723,132.28/2,569,176.63 - Step 6: Final answer
x = 1,260,470.64
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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.