Finding the Fourth Proportional to 2,506,960.32, 3,456,263.84 and 1,992,432.32
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Solution
The fourth proportional to 2,506,960.32, 3,456,263.84 and 1,992,432.32 is: 2,746,900.99
Step by Step Solution
- Step 1: Write the proportion equation
2,506,960.32 : 3,456,263.84 = 1,992,432.32 : x - Step 2: Convert to fraction form
2,506,960.32/3,456,263.84 = 1,992,432.32/x - Step 3: Cross multiply
2,506,960.32x = 3,456,263.84 × 1,992,432.32 - Step 4: Simplify right side
2,506,960.32x = 6,886,371,781,263.31 - Step 5: Solve for x
x = 6,886,371,781,263.31/2,506,960.32 - Step 6: Final answer
x = 2,746,900.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.