Finding the Fourth Proportional to 4,342,947.33, 6,516,593.42 and 1,948,503.09
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Solution
The fourth proportional to 4,342,947.33, 6,516,593.42 and 1,948,503.09 is: 2,923,729.32
Step by Step Solution
- Step 1: Write the proportion equation
4,342,947.33 : 6,516,593.42 = 1,948,503.09 : x - Step 2: Convert to fraction form
4,342,947.33/6,516,593.42 = 1,948,503.09/x - Step 3: Cross multiply
4,342,947.33x = 6,516,593.42 × 1,948,503.09 - Step 4: Simplify right side
4,342,947.33x = 12,697,602,440,798.71 - Step 5: Solve for x
x = 12,697,602,440,798.71/4,342,947.33 - Step 6: Final answer
x = 2,923,729.32
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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.