Finding the Fourth Proportional to 2,506,892.16, 3,456,170.16 and 1,992,363.84
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Solution
The fourth proportional to 2,506,892.16, 3,456,170.16 and 1,992,363.84 is: 2,746,806.81
Step by Step Solution
- Step 1: Write the proportion equation
2,506,892.16 : 3,456,170.16 = 1,992,363.84 : x - Step 2: Convert to fraction form
2,506,892.16/3,456,170.16 = 1,992,363.84/x - Step 3: Cross multiply
2,506,892.16x = 3,456,170.16 × 1,992,363.84 - Step 4: Simplify right side
2,506,892.16x = 6,885,948,451,671.02 - Step 5: Solve for x
x = 6,885,948,451,671.02/2,506,892.16 - Step 6: Final answer
x = 2,746,806.81
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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.