Finding the Fourth Proportional to 2,584,848.18, 3,877,418.08 and 787,790.28
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Solution
The fourth proportional to 2,584,848.18, 3,877,418.08 and 787,790.28 is: 1,181,729.86
Step by Step Solution
- Step 1: Write the proportion equation
2,584,848.18 : 3,877,418.08 = 787,790.28 : x - Step 2: Convert to fraction form
2,584,848.18/3,877,418.08 = 787,790.28/x - Step 3: Cross multiply
2,584,848.18x = 3,877,418.08 × 787,790.28 - Step 4: Simplify right side
2,584,848.18x = 3,054,592,274,920.26 - Step 5: Solve for x
x = 3,054,592,274,920.26/2,584,848.18 - Step 6: Final answer
x = 1,181,729.86
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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.