Finding the Fourth Proportional to 2,557,014.94, 3,528,765.30 and 1,395,524.62
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Solution
The fourth proportional to 2,557,014.94, 3,528,765.30 and 1,395,524.62 is: 1,925,870.19
Step by Step Solution
- Step 1: Write the proportion equation
2,557,014.94 : 3,528,765.30 = 1,395,524.62 : x - Step 2: Convert to fraction form
2,557,014.94/3,528,765.30 = 1,395,524.62/x - Step 3: Cross multiply
2,557,014.94x = 3,528,765.30 × 1,395,524.62 - Step 4: Simplify right side
2,557,014.94x = 4,924,478,854,351.69 - Step 5: Solve for x
x = 4,924,478,854,351.69/2,557,014.94 - Step 6: Final answer
x = 1,925,870.19
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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.