Finding the Fourth Proportional to 3,579,984.69, 5,368,312.14 and 1,303,924.56
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Solution
The fourth proportional to 3,579,984.69, 5,368,312.14 and 1,303,924.56 is: 1,955,280.44
Step by Step Solution
- Step 1: Write the proportion equation
3,579,984.69 : 5,368,312.14 = 1,303,924.56 : x - Step 2: Convert to fraction form
3,579,984.69/5,368,312.14 = 1,303,924.56/x - Step 3: Cross multiply
3,579,984.69x = 5,368,312.14 × 1,303,924.56 - Step 4: Simplify right side
3,579,984.69x = 6,999,874,045,092.16 - Step 5: Solve for x
x = 6,999,874,045,092.16/3,579,984.69 - Step 6: Final answer
x = 1,955,280.44
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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.