Finding the Fourth Proportional to 3,139,317.84, 4,708,517.48 and 1,497,624.42
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Solution
The fourth proportional to 3,139,317.84, 4,708,517.48 and 1,497,624.42 is: 2,246,217.53
Step by Step Solution
- Step 1: Write the proportion equation
3,139,317.84 : 4,708,517.48 = 1,497,624.42 : x - Step 2: Convert to fraction form
3,139,317.84/4,708,517.48 = 1,497,624.42/x - Step 3: Cross multiply
3,139,317.84x = 4,708,517.48 × 1,497,624.42 - Step 4: Simplify right side
3,139,317.84x = 7,051,590,775,829.77 - Step 5: Solve for x
x = 7,051,590,775,829.77/3,139,317.84 - Step 6: Final answer
x = 2,246,217.53
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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.