Finding the Fourth Proportional to 2,935,278.18, 4,403,966.05 and 1,784,865.31
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Solution
The fourth proportional to 2,935,278.18, 4,403,966.05 and 1,784,865.31 is: 2,677,935.70
Step by Step Solution
- Step 1: Write the proportion equation
2,935,278.18 : 4,403,966.05 = 1,784,865.31 : x - Step 2: Convert to fraction form
2,935,278.18/4,403,966.05 = 1,784,865.31/x - Step 3: Cross multiply
2,935,278.18x = 4,403,966.05 × 1,784,865.31 - Step 4: Simplify right side
2,935,278.18x = 7,860,486,229,062.73 - Step 5: Solve for x
x = 7,860,486,229,062.73/2,935,278.18 - Step 6: Final answer
x = 2,677,935.70
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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.