Finding the Fourth Proportional to 1,875,216.68, 2,587,811.42 and 1,015,776.92
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Solution
The fourth proportional to 1,875,216.68, 2,587,811.42 and 1,015,776.92 is: 1,401,778.87
Step by Step Solution
- Step 1: Write the proportion equation
1,875,216.68 : 2,587,811.42 = 1,015,776.92 : x - Step 2: Convert to fraction form
1,875,216.68/2,587,811.42 = 1,015,776.92/x - Step 3: Cross multiply
1,875,216.68x = 2,587,811.42 × 1,015,776.92 - Step 4: Simplify right side
1,875,216.68x = 2,628,639,113,748.43 - Step 5: Solve for x
x = 2,628,639,113,748.43/1,875,216.68 - Step 6: Final answer
x = 1,401,778.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.