Finding the Fourth Proportional to 3,000,657.12, 4,497,875.28 and 1,876,143.84
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Solution
The fourth proportional to 3,000,657.12, 4,497,875.28 and 1,876,143.84 is: 2,812,271.00
Step by Step Solution
- Step 1: Write the proportion equation
3,000,657.12 : 4,497,875.28 = 1,876,143.84 : x - Step 2: Convert to fraction form
3,000,657.12/4,497,875.28 = 1,876,143.84/x - Step 3: Cross multiply
3,000,657.12x = 4,497,875.28 × 1,876,143.84 - Step 4: Simplify right side
3,000,657.12x = 8,438,660,999,660.28 - Step 5: Solve for x
x = 8,438,660,999,660.28/3,000,657.12 - Step 6: Final answer
x = 2,812,271.00
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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.