Finding the Fourth Proportional to 2,526,925.18, 3,487,776.68 and 1,439,839.24
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Solution
The fourth proportional to 2,526,925.18, 3,487,776.68 and 1,439,839.24 is: 1,987,331.39
Step by Step Solution
- Step 1: Write the proportion equation
2,526,925.18 : 3,487,776.68 = 1,439,839.24 : x - Step 2: Convert to fraction form
2,526,925.18/3,487,776.68 = 1,439,839.24/x - Step 3: Cross multiply
2,526,925.18x = 3,487,776.68 × 1,439,839.24 - Step 4: Simplify right side
2,526,925.18x = 5,021,837,740,744.67 - Step 5: Solve for x
x = 5,021,837,740,744.67/2,526,925.18 - Step 6: Final answer
x = 1,987,331.39
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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.