Finding the Fourth Proportional to 2,657,560.86, 3,986,865.90 and 974,678.94
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Solution
The fourth proportional to 2,657,560.86, 3,986,865.90 and 974,678.94 is: 1,462,210.81
Step by Step Solution
- Step 1: Write the proportion equation
2,657,560.86 : 3,986,865.90 = 974,678.94 : x - Step 2: Convert to fraction form
2,657,560.86/3,986,865.90 = 974,678.94/x - Step 3: Cross multiply
2,657,560.86x = 3,986,865.90 × 974,678.94 - Step 4: Simplify right side
2,657,560.86x = 3,885,914,229,334.15 - Step 5: Solve for x
x = 3,885,914,229,334.15/2,657,560.86 - Step 6: Final answer
x = 1,462,210.81
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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.