Finding the Fourth Proportional to 1,225,777.92, 1,838,660.48 and 314,959.68
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Solution
The fourth proportional to 1,225,777.92, 1,838,660.48 and 314,959.68 is: 472,437.88
Step by Step Solution
- Step 1: Write the proportion equation
1,225,777.92 : 1,838,660.48 = 314,959.68 : x - Step 2: Convert to fraction form
1,225,777.92/1,838,660.48 = 314,959.68/x - Step 3: Cross multiply
1,225,777.92x = 1,838,660.48 × 314,959.68 - Step 4: Simplify right side
1,225,777.92x = 579,103,916,409.45 - Step 5: Solve for x
x = 579,103,916,409.45/1,225,777.92 - Step 6: Final answer
x = 472,437.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.