Finding the Fourth Proportional to 4,487,840.34, 6,731,760.48 and 1,122,047.34
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Solution
The fourth proportional to 4,487,840.34, 6,731,760.48 and 1,122,047.34 is: 1,683,071.00
Step by Step Solution
- Step 1: Write the proportion equation
4,487,840.34 : 6,731,760.48 = 1,122,047.34 : x - Step 2: Convert to fraction form
4,487,840.34/6,731,760.48 = 1,122,047.34/x - Step 3: Cross multiply
4,487,840.34x = 6,731,760.48 × 1,122,047.34 - Step 4: Simplify right side
4,487,840.34x = 7,553,353,940,101.12 - Step 5: Solve for x
x = 7,553,353,940,101.12/4,487,840.34 - Step 6: Final answer
x = 1,683,071.00
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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.