Finding the Fourth Proportional to 3,772,257.03, 5,658,387.48 and 1,247,912.28
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Solution
The fourth proportional to 3,772,257.03, 5,658,387.48 and 1,247,912.28 is: 1,871,869.06
Step by Step Solution
- Step 1: Write the proportion equation
3,772,257.03 : 5,658,387.48 = 1,247,912.28 : x - Step 2: Convert to fraction form
3,772,257.03/5,658,387.48 = 1,247,912.28/x - Step 3: Cross multiply
3,772,257.03x = 5,658,387.48 × 1,247,912.28 - Step 4: Simplify right side
3,772,257.03x = 7,061,171,221,290.26 - Step 5: Solve for x
x = 7,061,171,221,290.26/3,772,257.03 - Step 6: Final answer
x = 1,871,869.06
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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.