Finding the Fourth Proportional to 4,201,637.70, 6,302,456.55 and 2,607,314.70
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Solution
The fourth proportional to 4,201,637.70, 6,302,456.55 and 2,607,314.70 is: 3,910,972.05
Step by Step Solution
- Step 1: Write the proportion equation
4,201,637.70 : 6,302,456.55 = 2,607,314.70 : x - Step 2: Convert to fraction form
4,201,637.70/6,302,456.55 = 2,607,314.70/x - Step 3: Cross multiply
4,201,637.70x = 6,302,456.55 × 2,607,314.70 - Step 4: Simplify right side
4,201,637.70x = 16,432,487,608,926.29 - Step 5: Solve for x
x = 16,432,487,608,926.29/4,201,637.70 - Step 6: Final answer
x = 3,910,972.05
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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.