Finding the Fourth Proportional to 1,187,560.74, 1,783,808.54 and 960,113.18
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Solution
The fourth proportional to 1,187,560.74, 1,783,808.54 and 960,113.18 is: 1,442,164.63
Step by Step Solution
- Step 1: Write the proportion equation
1,187,560.74 : 1,783,808.54 = 960,113.18 : x - Step 2: Convert to fraction form
1,187,560.74/1,783,808.54 = 960,113.18/x - Step 3: Cross multiply
1,187,560.74x = 1,783,808.54 × 960,113.18 - Step 4: Simplify right side
1,187,560.74x = 1,712,658,089,850.56 - Step 5: Solve for x
x = 1,712,658,089,850.56/1,187,560.74 - Step 6: Final answer
x = 1,442,164.63
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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.