Finding the Fourth Proportional to 4,479,053.63, 6,717,488.36 and 1,240,507.13
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Solution
The fourth proportional to 4,479,053.63, 6,717,488.36 and 1,240,507.13 is: 1,860,458.23
Step by Step Solution
- Step 1: Write the proportion equation
4,479,053.63 : 6,717,488.36 = 1,240,507.13 : x - Step 2: Convert to fraction form
4,479,053.63/6,717,488.36 = 1,240,507.13/x - Step 3: Cross multiply
4,479,053.63x = 6,717,488.36 × 1,240,507.13 - Step 4: Simplify right side
4,479,053.63x = 8,333,092,185,374.97 - Step 5: Solve for x
x = 8,333,092,185,374.97/4,479,053.63 - Step 6: Final answer
x = 1,860,458.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.