Finding the Fourth Proportional to 4,644,113.48, 6,408,296.28 and 2,578,848.28
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Solution
The fourth proportional to 4,644,113.48, 6,408,296.28 and 2,578,848.28 is: 3,558,488.38
Step by Step Solution
- Step 1: Write the proportion equation
4,644,113.48 : 6,408,296.28 = 2,578,848.28 : x - Step 2: Convert to fraction form
4,644,113.48/6,408,296.28 = 2,578,848.28/x - Step 3: Cross multiply
4,644,113.48x = 6,408,296.28 × 2,578,848.28 - Step 4: Simplify right side
4,644,113.48x = 16,526,023,839,408.40 - Step 5: Solve for x
x = 16,526,023,839,408.40/4,644,113.48 - Step 6: Final answer
x = 3,558,488.38
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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.