Finding the Fourth Proportional to 5,435,937.84, 7,501,644.64 and 2,988,566.08
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Solution
The fourth proportional to 5,435,937.84, 7,501,644.64 and 2,988,566.08 is: 4,124,248.91
Step by Step Solution
- Step 1: Write the proportion equation
5,435,937.84 : 7,501,644.64 = 2,988,566.08 : x - Step 2: Convert to fraction form
5,435,937.84/7,501,644.64 = 2,988,566.08/x - Step 3: Cross multiply
5,435,937.84x = 7,501,644.64 × 2,988,566.08 - Step 4: Simplify right side
5,435,937.84x = 22,419,160,715,317.81 - Step 5: Solve for x
x = 22,419,160,715,317.81/5,435,937.84 - Step 6: Final answer
x = 4,124,248.91
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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.