Finding the Fourth Proportional to 2,776,876.29, 3,832,444.26 and 1,553,249.79
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Solution
The fourth proportional to 2,776,876.29, 3,832,444.26 and 1,553,249.79 is: 2,143,683.27
Step by Step Solution
- Step 1: Write the proportion equation
2,776,876.29 : 3,832,444.26 = 1,553,249.79 : x - Step 2: Convert to fraction form
2,776,876.29/3,832,444.26 = 1,553,249.79/x - Step 3: Cross multiply
2,776,876.29x = 3,832,444.26 × 1,553,249.79 - Step 4: Simplify right side
2,776,876.29x = 5,952,743,242,031.71 - Step 5: Solve for x
x = 5,952,743,242,031.71/2,776,876.29 - Step 6: Final answer
x = 2,143,683.27
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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.