Finding the Fourth Proportional to 4,384,987.48, 6,577,408.50 and 1,310,985.46
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Solution
The fourth proportional to 4,384,987.48, 6,577,408.50 and 1,310,985.46 is: 1,966,456.45
Step by Step Solution
- Step 1: Write the proportion equation
4,384,987.48 : 6,577,408.50 = 1,310,985.46 : x - Step 2: Convert to fraction form
4,384,987.48/6,577,408.50 = 1,310,985.46/x - Step 3: Cross multiply
4,384,987.48x = 6,577,408.50 × 1,310,985.46 - Step 4: Simplify right side
4,384,987.48x = 8,622,886,907,980.41 - Step 5: Solve for x
x = 8,622,886,907,980.41/4,384,987.48 - Step 6: Final answer
x = 1,966,456.45
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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.