Finding the Fourth Proportional to 3,731,128.68, 5,596,867.98 and 1,206,980.76
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Solution
The fourth proportional to 3,731,128.68, 5,596,867.98 and 1,206,980.76 is: 1,810,527.74
Step by Step Solution
- Step 1: Write the proportion equation
3,731,128.68 : 5,596,867.98 = 1,206,980.76 : x - Step 2: Convert to fraction form
3,731,128.68/5,596,867.98 = 1,206,980.76/x - Step 3: Cross multiply
3,731,128.68x = 5,596,867.98 × 1,206,980.76 - Step 4: Simplify right side
3,731,128.68x = 6,755,311,968,120.07 - Step 5: Solve for x
x = 6,755,311,968,120.07/3,731,128.68 - Step 6: Final answer
x = 1,810,527.74
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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.