Finding the Fourth Proportional to 4,570,328.09, 6,306,962.58 and 2,505,348.11
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Solution
The fourth proportional to 4,570,328.09, 6,306,962.58 and 2,505,348.11 is: 3,457,330.95
Step by Step Solution
- Step 1: Write the proportion equation
4,570,328.09 : 6,306,962.58 = 2,505,348.11 : x - Step 2: Convert to fraction form
4,570,328.09/6,306,962.58 = 2,505,348.11/x - Step 3: Cross multiply
4,570,328.09x = 6,306,962.58 × 2,505,348.11 - Step 4: Simplify right side
4,570,328.09x = 15,801,136,748,108.91 - Step 5: Solve for x
x = 15,801,136,748,108.91/4,570,328.09 - Step 6: Final answer
x = 3,457,330.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.