Finding the Fourth Proportional to 1,875,074.76, 2,587,603.26 and 1,015,635.02
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Solution
The fourth proportional to 1,875,074.76, 2,587,603.26 and 1,015,635.02 is: 1,401,576.38
Step by Step Solution
- Step 1: Write the proportion equation
1,875,074.76 : 2,587,603.26 = 1,015,635.02 : x - Step 2: Convert to fraction form
1,875,074.76/2,587,603.26 = 1,015,635.02/x - Step 3: Cross multiply
1,875,074.76x = 2,587,603.26 × 1,015,635.02 - Step 4: Simplify right side
1,875,074.76x = 2,628,060,488,722.17 - Step 5: Solve for x
x = 2,628,060,488,722.17/1,875,074.76 - Step 6: Final answer
x = 1,401,576.38
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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.