Finding the Fourth Proportional to 1,021,999.88, 1,533,237.07 and 348,086.99
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Solution
The fourth proportional to 1,021,999.88, 1,533,237.07 and 348,086.99 is: 522,211.28
Step by Step Solution
- Step 1: Write the proportion equation
1,021,999.88 : 1,533,237.07 = 348,086.99 : x - Step 2: Convert to fraction form
1,021,999.88/1,533,237.07 = 348,086.99/x - Step 3: Cross multiply
1,021,999.88x = 1,533,237.07 × 348,086.99 - Step 4: Simplify right side
1,021,999.88x = 533,699,869,856.75 - Step 5: Solve for x
x = 533,699,869,856.75/1,021,999.88 - Step 6: Final answer
x = 522,211.28
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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.