Finding the Fourth Proportional to 3,751,225.18, 5,176,695.90 and 2,032,345.70
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Solution
The fourth proportional to 3,751,225.18, 5,176,695.90 and 2,032,345.70 is: 2,804,639.86
Step by Step Solution
- Step 1: Write the proportion equation
3,751,225.18 : 5,176,695.90 = 2,032,345.70 : x - Step 2: Convert to fraction form
3,751,225.18/5,176,695.90 = 2,032,345.70/x - Step 3: Cross multiply
3,751,225.18x = 5,176,695.90 × 2,032,345.70 - Step 4: Simplify right side
3,751,225.18x = 10,520,835,652,572.63 - Step 5: Solve for x
x = 10,520,835,652,572.63/3,751,225.18 - Step 6: Final answer
x = 2,804,639.86
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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.