Finding the Fourth Proportional to 1,503,123.92, 2,254,478.52 and 830,448.08
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Solution
The fourth proportional to 1,503,123.92, 2,254,478.52 and 830,448.08 is: 1,245,557.56
Step by Step Solution
- Step 1: Write the proportion equation
1,503,123.92 : 2,254,478.52 = 830,448.08 : x - Step 2: Convert to fraction form
1,503,123.92/2,254,478.52 = 830,448.08/x - Step 3: Cross multiply
1,503,123.92x = 2,254,478.52 × 830,448.08 - Step 4: Simplify right side
1,503,123.92x = 1,872,227,358,335.24 - Step 5: Solve for x
x = 1,872,227,358,335.24/1,503,123.92 - Step 6: Final answer
x = 1,245,557.56
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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.