Finding the Fourth Proportional to 4,261,984.98, 6,393,032.87 and 1,422,097.13
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Solution
The fourth proportional to 4,261,984.98, 6,393,032.87 and 1,422,097.13 is: 2,133,164.18
Step by Step Solution
- Step 1: Write the proportion equation
4,261,984.98 : 6,393,032.87 = 1,422,097.13 : x - Step 2: Convert to fraction form
4,261,984.98/6,393,032.87 = 1,422,097.13/x - Step 3: Cross multiply
4,261,984.98x = 6,393,032.87 × 1,422,097.13 - Step 4: Simplify right side
4,261,984.98x = 9,091,513,705,294.76 - Step 5: Solve for x
x = 9,091,513,705,294.76/4,261,984.98 - Step 6: Final answer
x = 2,133,164.18
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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.