Finding the Fourth Proportional to 4,246,291.12, 6,363,138.11 and 3,118,848.88
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Solution
The fourth proportional to 4,246,291.12, 6,363,138.11 and 3,118,848.88 is: 4,673,647.10
Step by Step Solution
- Step 1: Write the proportion equation
4,246,291.12 : 6,363,138.11 = 3,118,848.88 : x - Step 2: Convert to fraction form
4,246,291.12/6,363,138.11 = 3,118,848.88/x - Step 3: Cross multiply
4,246,291.12x = 6,363,138.11 × 3,118,848.88 - Step 4: Simplify right side
4,246,291.12x = 19,845,666,167,658.82 - Step 5: Solve for x
x = 19,845,666,167,658.82/4,246,291.12 - Step 6: Final answer
x = 4,673,647.10
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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.