Finding the Fourth Proportional to 1,475,653.58, 2,213,791.40 and 478,303.82
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Solution
The fourth proportional to 1,475,653.58, 2,213,791.40 and 478,303.82 is: 717,556.54
Step by Step Solution
- Step 1: Write the proportion equation
1,475,653.58 : 2,213,791.40 = 478,303.82 : x - Step 2: Convert to fraction form
1,475,653.58/2,213,791.40 = 478,303.82/x - Step 3: Cross multiply
1,475,653.58x = 2,213,791.40 × 478,303.82 - Step 4: Simplify right side
1,475,653.58x = 1,058,864,872,234.19 - Step 5: Solve for x
x = 1,058,864,872,234.19/1,475,653.58 - Step 6: Final answer
x = 717,556.54
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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.