Finding the Fourth Proportional to 3,131,017.96, 4,696,570.14 and 887,153.80
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Solution
The fourth proportional to 3,131,017.96, 4,696,570.14 and 887,153.80 is: 1,330,742.94
Step by Step Solution
- Step 1: Write the proportion equation
3,131,017.96 : 4,696,570.14 = 887,153.80 : x - Step 2: Convert to fraction form
3,131,017.96/4,696,570.14 = 887,153.80/x - Step 3: Cross multiply
3,131,017.96x = 4,696,570.14 × 887,153.80 - Step 4: Simplify right side
3,131,017.96x = 4,166,580,046,667.53 - Step 5: Solve for x
x = 4,166,580,046,667.53/3,131,017.96 - Step 6: Final answer
x = 1,330,742.94
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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.