Finding the Fourth Proportional to 2,685,718.92, 4,028,541.48 and 1,169,369.31
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Solution
The fourth proportional to 2,685,718.92, 4,028,541.48 and 1,169,369.31 is: 1,754,037.89
Step by Step Solution
- Step 1: Write the proportion equation
2,685,718.92 : 4,028,541.48 = 1,169,369.31 : x - Step 2: Convert to fraction form
2,685,718.92/4,028,541.48 = 1,169,369.31/x - Step 3: Cross multiply
2,685,718.92x = 4,028,541.48 × 1,169,369.31 - Step 4: Simplify right side
2,685,718.92x = 4,710,852,763,220.46 - Step 5: Solve for x
x = 4,710,852,763,220.46/2,685,718.92 - Step 6: Final answer
x = 1,754,037.89
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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.