Finding the Fourth Proportional to 1,888,613.40, 2,833,265.70 and 766,795.80
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Solution
The fourth proportional to 1,888,613.40, 2,833,265.70 and 766,795.80 is: 1,150,334.02
Step by Step Solution
- Step 1: Write the proportion equation
1,888,613.40 : 2,833,265.70 = 766,795.80 : x - Step 2: Convert to fraction form
1,888,613.40/2,833,265.70 = 766,795.80/x - Step 3: Cross multiply
1,888,613.40x = 2,833,265.70 × 766,795.80 - Step 4: Simplify right side
1,888,613.40x = 2,172,536,239,044.06 - Step 5: Solve for x
x = 2,172,536,239,044.06/1,888,613.40 - Step 6: Final answer
x = 1,150,334.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.