Finding the Fourth Proportional to 4,248,021.16, 6,368,823.42 and 2,564,722.60
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Solution
The fourth proportional to 4,248,021.16, 6,368,823.42 and 2,564,722.60 is: 3,845,146.89
Step by Step Solution
- Step 1: Write the proportion equation
4,248,021.16 : 6,368,823.42 = 2,564,722.60 : x - Step 2: Convert to fraction form
4,248,021.16/6,368,823.42 = 2,564,722.60/x - Step 3: Cross multiply
4,248,021.16x = 6,368,823.42 × 2,564,722.60 - Step 4: Simplify right side
4,248,021.16x = 16,334,265,360,683.29 - Step 5: Solve for x
x = 16,334,265,360,683.29/4,248,021.16 - Step 6: Final answer
x = 3,845,146.89
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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.