Finding the Fourth Proportional to 4,223,243.08, 5,828,121.31 and 2,480,985.93
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Solution
The fourth proportional to 4,223,243.08, 5,828,121.31 and 2,480,985.93 is: 3,423,787.52
Step by Step Solution
- Step 1: Write the proportion equation
4,223,243.08 : 5,828,121.31 = 2,480,985.93 : x - Step 2: Convert to fraction form
4,223,243.08/5,828,121.31 = 2,480,985.93/x - Step 3: Cross multiply
4,223,243.08x = 5,828,121.31 × 2,480,985.93 - Step 4: Simplify right side
4,223,243.08x = 14,459,486,968,443.17 - Step 5: Solve for x
x = 14,459,486,968,443.17/4,223,243.08 - Step 6: Final answer
x = 3,423,787.52
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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.