Finding the Fourth Proportional to 1,873,848.40, 2,585,911.62 and 1,014,408.63
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Solution
The fourth proportional to 1,873,848.40, 2,585,911.62 and 1,014,408.63 is: 1,399,884.35
Step by Step Solution
- Step 1: Write the proportion equation
1,873,848.40 : 2,585,911.62 = 1,014,408.63 : x - Step 2: Convert to fraction form
1,873,848.40/2,585,911.62 = 1,014,408.63/x - Step 3: Cross multiply
1,873,848.40x = 2,585,911.62 × 1,014,408.63 - Step 4: Simplify right side
1,873,848.40x = 2,623,171,050,815.72 - Step 5: Solve for x
x = 2,623,171,050,815.72/1,873,848.40 - Step 6: Final answer
x = 1,399,884.35
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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.