Finding the Fourth Proportional to 1,130,578.56, 1,695,877.44 and 331,873.28
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Solution
The fourth proportional to 1,130,578.56, 1,695,877.44 and 331,873.28 is: 497,812.74
Step by Step Solution
- Step 1: Write the proportion equation
1,130,578.56 : 1,695,877.44 = 331,873.28 : x - Step 2: Convert to fraction form
1,130,578.56/1,695,877.44 = 331,873.28/x - Step 3: Cross multiply
1,130,578.56x = 1,695,877.44 × 331,873.28 - Step 4: Simplify right side
1,130,578.56x = 562,816,408,490.80 - Step 5: Solve for x
x = 562,816,408,490.80/1,130,578.56 - Step 6: Final answer
x = 497,812.74
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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.