Finding the Fourth Proportional to 4,909,807.55, 6,775,744.62 and 2,734,350.70
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Solution
The fourth proportional to 4,909,807.55, 6,775,744.62 and 2,734,350.70 is: 3,773,521.03
Step by Step Solution
- Step 1: Write the proportion equation
4,909,807.55 : 6,775,744.62 = 2,734,350.70 : x - Step 2: Convert to fraction form
4,909,807.55/6,775,744.62 = 2,734,350.70/x - Step 3: Cross multiply
4,909,807.55x = 6,775,744.62 × 2,734,350.70 - Step 4: Simplify right side
4,909,807.55x = 18,527,262,044,718.23 - Step 5: Solve for x
x = 18,527,262,044,718.23/4,909,807.55 - Step 6: Final answer
x = 3,773,521.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.