Finding the Fourth Proportional to 1,047,984.45, 1,572,365.94 and 727,967.73
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Solution
The fourth proportional to 1,047,984.45, 1,572,365.94 and 727,967.73 is: 1,092,221.99
Step by Step Solution
- Step 1: Write the proportion equation
1,047,984.45 : 1,572,365.94 = 727,967.73 : x - Step 2: Convert to fraction form
1,047,984.45/1,572,365.94 = 727,967.73/x - Step 3: Cross multiply
1,047,984.45x = 1,572,365.94 × 727,967.73 - Step 4: Simplify right side
1,047,984.45x = 1,144,631,664,071.12 - Step 5: Solve for x
x = 1,144,631,664,071.12/1,047,984.45 - Step 6: Final answer
x = 1,092,221.99
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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.