Finding the Fourth Proportional to 1,873,858.90, 2,585,926.08 and 1,014,419.14
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Solution
The fourth proportional to 1,873,858.90, 2,585,926.08 and 1,014,419.14 is: 1,399,898.85
Step by Step Solution
- Step 1: Write the proportion equation
1,873,858.90 : 2,585,926.08 = 1,014,419.14 : x - Step 2: Convert to fraction form
1,873,858.90/2,585,926.08 = 1,014,419.14/x - Step 3: Cross multiply
1,873,858.90x = 2,585,926.08 × 1,014,419.14 - Step 4: Simplify right side
1,873,858.90x = 2,623,212,910,177.17 - Step 5: Solve for x
x = 2,623,212,910,177.17/1,873,858.90 - Step 6: Final answer
x = 1,399,898.85
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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.