Finding the Fourth Proportional to 2,796,432.14, 4,193,966.58 and 774,623.54
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Solution
The fourth proportional to 2,796,432.14, 4,193,966.58 and 774,623.54 is: 1,161,746.49
Step by Step Solution
- Step 1: Write the proportion equation
2,796,432.14 : 4,193,966.58 = 774,623.54 : x - Step 2: Convert to fraction form
2,796,432.14/4,193,966.58 = 774,623.54/x - Step 3: Cross multiply
2,796,432.14x = 4,193,966.58 × 774,623.54 - Step 4: Simplify right side
2,796,432.14x = 3,248,745,217,871.46 - Step 5: Solve for x
x = 3,248,745,217,871.46/2,796,432.14 - Step 6: Final answer
x = 1,161,746.49
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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.