Finding the Fourth Proportional to 2,794,248.79, 4,187,985.76 and 1,983,357.79
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Solution
The fourth proportional to 2,794,248.79, 4,187,985.76 and 1,983,357.79 is: 2,972,632.29
Step by Step Solution
- Step 1: Write the proportion equation
2,794,248.79 : 4,187,985.76 = 1,983,357.79 : x - Step 2: Convert to fraction form
2,794,248.79/4,187,985.76 = 1,983,357.79/x - Step 3: Cross multiply
2,794,248.79x = 4,187,985.76 × 1,983,357.79 - Step 4: Simplify right side
2,794,248.79x = 8,306,274,181,505.07 - Step 5: Solve for x
x = 8,306,274,181,505.07/2,794,248.79 - Step 6: Final answer
x = 2,972,632.29
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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.