Finding the Fourth Proportional to 1,259,798.18, 1,888,578.23 and 491,118.71
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Solution
The fourth proportional to 1,259,798.18, 1,888,578.23 and 491,118.71 is: 736,241.81
Step by Step Solution
- Step 1: Write the proportion equation
1,259,798.18 : 1,888,578.23 = 491,118.71 : x - Step 2: Convert to fraction form
1,259,798.18/1,888,578.23 = 491,118.71/x - Step 3: Cross multiply
1,259,798.18x = 1,888,578.23 × 491,118.71 - Step 4: Simplify right side
1,259,798.18x = 927,516,092,153.20 - Step 5: Solve for x
x = 927,516,092,153.20/1,259,798.18 - Step 6: Final answer
x = 736,241.81
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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.