Finding the Fourth Proportional to 5,926,151.84, 8,178,089.81 and 3,209,897.84
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Solution
The fourth proportional to 5,926,151.84, 8,178,089.81 and 3,209,897.84 is: 4,429,659.16
Step by Step Solution
- Step 1: Write the proportion equation
5,926,151.84 : 8,178,089.81 = 3,209,897.84 : x - Step 2: Convert to fraction form
5,926,151.84/8,178,089.81 = 3,209,897.84/x - Step 3: Cross multiply
5,926,151.84x = 8,178,089.81 × 3,209,897.84 - Step 4: Simplify right side
5,926,151.84x = 26,250,832,759,505.07 - Step 5: Solve for x
x = 26,250,832,759,505.07/5,926,151.84 - Step 6: Final answer
x = 4,429,659.16
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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.