Finding the Fourth Proportional to 3,767,564.88, 5,651,542.80 and 1,243,416.96
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Solution
The fourth proportional to 3,767,564.88, 5,651,542.80 and 1,243,416.96 is: 1,865,189.95
Step by Step Solution
- Step 1: Write the proportion equation
3,767,564.88 : 5,651,542.80 = 1,243,416.96 : x - Step 2: Convert to fraction form
3,767,564.88/5,651,542.80 = 1,243,416.96/x - Step 3: Cross multiply
3,767,564.88x = 5,651,542.80 × 1,243,416.96 - Step 4: Simplify right side
3,767,564.88x = 7,027,224,167,685.89 - Step 5: Solve for x
x = 7,027,224,167,685.89/3,767,564.88 - Step 6: Final answer
x = 1,865,189.95
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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.