Finding the Fourth Proportional to 4,277,206.08, 5,902,364.16 and 2,557,310.40
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Solution
The fourth proportional to 4,277,206.08, 5,902,364.16 and 2,557,310.40 is: 3,528,980.59
Step by Step Solution
- Step 1: Write the proportion equation
4,277,206.08 : 5,902,364.16 = 2,557,310.40 : x - Step 2: Convert to fraction form
4,277,206.08/5,902,364.16 = 2,557,310.40/x - Step 3: Cross multiply
4,277,206.08x = 5,902,364.16 × 2,557,310.40 - Step 4: Simplify right side
4,277,206.08x = 15,094,177,250,955.26 - Step 5: Solve for x
x = 15,094,177,250,955.26/4,277,206.08 - Step 6: Final answer
x = 3,528,980.59
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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.