Finding the Fourth Proportional to 5,062,641.18, 7,593,115.05 and 2,221,990.62
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Solution
The fourth proportional to 5,062,641.18, 7,593,115.05 and 2,221,990.62 is: 3,332,614.31
Step by Step Solution
- Step 1: Write the proportion equation
5,062,641.18 : 7,593,115.05 = 2,221,990.62 : x - Step 2: Convert to fraction form
5,062,641.18/7,593,115.05 = 2,221,990.62/x - Step 3: Cross multiply
5,062,641.18x = 7,593,115.05 × 2,221,990.62 - Step 4: Simplify right side
5,062,641.18x = 16,871,830,417,680.83 - Step 5: Solve for x
x = 16,871,830,417,680.83/5,062,641.18 - Step 6: Final answer
x = 3,332,614.31
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Double scale
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1.5x scale
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.