Finding the Fourth Proportional to 2,092,521.13, 2,887,580.75 and 1,162,289.18
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Solution
The fourth proportional to 2,092,521.13, 2,887,580.75 and 1,162,289.18 is: 1,603,904.41
Step by Step Solution
- Step 1: Write the proportion equation
2,092,521.13 : 2,887,580.75 = 1,162,289.18 : x - Step 2: Convert to fraction form
2,092,521.13/2,887,580.75 = 1,162,289.18/x - Step 3: Cross multiply
2,092,521.13x = 2,887,580.75 × 1,162,289.18 - Step 4: Simplify right side
2,092,521.13x = 3,356,203,863,508.79 - Step 5: Solve for x
x = 3,356,203,863,508.79/2,092,521.13 - Step 6: Final answer
x = 1,603,904.41
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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.