Finding the Fourth Proportional to 1,186,794.58, 1,780,416.51 and 476,878.18
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Solution
The fourth proportional to 1,186,794.58, 1,780,416.51 and 476,878.18 is: 715,407.53
Step by Step Solution
- Step 1: Write the proportion equation
1,186,794.58 : 1,780,416.51 = 476,878.18 : x - Step 2: Convert to fraction form
1,186,794.58/1,780,416.51 = 476,878.18/x - Step 3: Cross multiply
1,186,794.58x = 1,780,416.51 × 476,878.18 - Step 4: Simplify right side
1,186,794.58x = 849,041,784,930.75 - Step 5: Solve for x
x = 849,041,784,930.75/1,186,794.58 - Step 6: Final answer
x = 715,407.53
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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.