Finding the Fourth Proportional to 4,602,991.47, 6,904,236.72 and 1,408,117.65
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Solution
The fourth proportional to 4,602,991.47, 6,904,236.72 and 1,408,117.65 is: 2,112,099.85
Step by Step Solution
- Step 1: Write the proportion equation
4,602,991.47 : 6,904,236.72 = 1,408,117.65 : x - Step 2: Convert to fraction form
4,602,991.47/6,904,236.72 = 1,408,117.65/x - Step 3: Cross multiply
4,602,991.47x = 6,904,236.72 × 1,408,117.65 - Step 4: Simplify right side
4,602,991.47x = 9,721,977,585,210.11 - Step 5: Solve for x
x = 9,721,977,585,210.11/4,602,991.47 - Step 6: Final answer
x = 2,112,099.85
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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.