Finding the Fourth Proportional to 1,418,190.88, 2,126,999.28 and 519,325.68
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Solution
The fourth proportional to 1,418,190.88, 2,126,999.28 and 519,325.68 is: 778,883.40
Step by Step Solution
- Step 1: Write the proportion equation
1,418,190.88 : 2,126,999.28 = 519,325.68 : x - Step 2: Convert to fraction form
1,418,190.88/2,126,999.28 = 519,325.68/x - Step 3: Cross multiply
1,418,190.88x = 2,126,999.28 × 519,325.68 - Step 4: Simplify right side
1,418,190.88x = 1,104,605,341,023.05 - Step 5: Solve for x
x = 1,104,605,341,023.05/1,418,190.88 - Step 6: Final answer
x = 778,883.40
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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.