Finding the Fourth Proportional to 5,444,980.19, 7,514,511.95 and 3,122,088.84
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Solution
The fourth proportional to 5,444,980.19, 7,514,511.95 and 3,122,088.84 is: 4,308,734.48
Step by Step Solution
- Step 1: Write the proportion equation
5,444,980.19 : 7,514,511.95 = 3,122,088.84 : x - Step 2: Convert to fraction form
5,444,980.19/7,514,511.95 = 3,122,088.84/x - Step 3: Cross multiply
5,444,980.19x = 7,514,511.95 × 3,122,088.84 - Step 4: Simplify right side
5,444,980.19x = 23,460,973,897,141.64 - Step 5: Solve for x
x = 23,460,973,897,141.64/5,444,980.19 - Step 6: Final answer
x = 4,308,734.48
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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.