Finding the Fourth Proportional to 1,873,998.42, 2,586,118.68 and 1,014,558.72
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Solution
The fourth proportional to 1,873,998.42, 2,586,118.68 and 1,014,558.72 is: 1,400,091.50
Step by Step Solution
- Step 1: Write the proportion equation
1,873,998.42 : 2,586,118.68 = 1,014,558.72 : x - Step 2: Convert to fraction form
1,873,998.42/2,586,118.68 = 1,014,558.72/x - Step 3: Cross multiply
1,873,998.42x = 2,586,118.68 × 1,014,558.72 - Step 4: Simplify right side
1,873,998.42x = 2,623,769,257,748.89 - Step 5: Solve for x
x = 2,623,769,257,748.89/1,873,998.42 - Step 6: Final answer
x = 1,400,091.50
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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.