Finding the Fourth Proportional to 2,573,772.14, 3,860,685.55 and 776,671.42
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Solution
The fourth proportional to 2,573,772.14, 3,860,685.55 and 776,671.42 is: 1,165,015.38
Step by Step Solution
- Step 1: Write the proportion equation
2,573,772.14 : 3,860,685.55 = 776,671.42 : x - Step 2: Convert to fraction form
2,573,772.14/3,860,685.55 = 776,671.42/x - Step 3: Cross multiply
2,573,772.14x = 3,860,685.55 × 776,671.42 - Step 4: Simplify right side
2,573,772.14x = 2,998,484,128,291.98 - Step 5: Solve for x
x = 2,998,484,128,291.98/2,573,772.14 - Step 6: Final answer
x = 1,165,015.38
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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.