Finding the Fourth Proportional to 2,267,567.37, 3,129,242.79 and 1,248,972.12
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Solution
The fourth proportional to 2,267,567.37, 3,129,242.79 and 1,248,972.12 is: 1,723,581.43
Step by Step Solution
- Step 1: Write the proportion equation
2,267,567.37 : 3,129,242.79 = 1,248,972.12 : x - Step 2: Convert to fraction form
2,267,567.37/3,129,242.79 = 1,248,972.12/x - Step 3: Cross multiply
2,267,567.37x = 3,129,242.79 × 1,248,972.12 - Step 4: Simplify right side
2,267,567.37x = 3,908,337,001,421.02 - Step 5: Solve for x
x = 3,908,337,001,421.02/2,267,567.37 - Step 6: Final answer
x = 1,723,581.43
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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.