Finding the Fourth Proportional to 1,187,832.88, 1,780,903.14 and 556,402.24
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Solution
The fourth proportional to 1,187,832.88, 1,780,903.14 and 556,402.24 is: 834,206.99
Step by Step Solution
- Step 1: Write the proportion equation
1,187,832.88 : 1,780,903.14 = 556,402.24 : x - Step 2: Convert to fraction form
1,187,832.88/1,780,903.14 = 556,402.24/x - Step 3: Cross multiply
1,187,832.88x = 1,780,903.14 × 556,402.24 - Step 4: Simplify right side
1,187,832.88x = 990,898,496,319.03 - Step 5: Solve for x
x = 990,898,496,319.03/1,187,832.88 - Step 6: Final answer
x = 834,206.99
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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.