Finding the Fourth Proportional to 1,394,642.00, 1,924,458.08 and 782,862.10
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Solution
The fourth proportional to 1,394,642.00, 1,924,458.08 and 782,862.10 is: 1,080,266.68
Step by Step Solution
- Step 1: Write the proportion equation
1,394,642.00 : 1,924,458.08 = 782,862.10 : x - Step 2: Convert to fraction form
1,394,642.00/1,924,458.08 = 782,862.10/x - Step 3: Cross multiply
1,394,642.00x = 1,924,458.08 × 782,862.10 - Step 4: Simplify right side
1,394,642.00x = 1,506,585,285,145.31 - Step 5: Solve for x
x = 1,506,585,285,145.31/1,394,642.00 - Step 6: Final answer
x = 1,080,266.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.