Finding the Fourth Proportional to 2,864,487.44, 3,952,913.72 and 1,575,327.80
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Solution
The fourth proportional to 2,864,487.44, 3,952,913.72 and 1,575,327.80 is: 2,173,908.95
Step by Step Solution
- Step 1: Write the proportion equation
2,864,487.44 : 3,952,913.72 = 1,575,327.80 : x - Step 2: Convert to fraction form
2,864,487.44/3,952,913.72 = 1,575,327.80/x - Step 3: Cross multiply
2,864,487.44x = 3,952,913.72 × 1,575,327.80 - Step 4: Simplify right side
2,864,487.44x = 6,227,134,874,117.42 - Step 5: Solve for x
x = 6,227,134,874,117.42/2,864,487.44 - Step 6: Final answer
x = 2,173,908.95
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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.