Finding the Fourth Proportional to 1,606,316.94, 2,216,746.98 and 881,201.70
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Solution
The fourth proportional to 1,606,316.94, 2,216,746.98 and 881,201.70 is: 1,216,074.59
Step by Step Solution
- Step 1: Write the proportion equation
1,606,316.94 : 2,216,746.98 = 881,201.70 : x - Step 2: Convert to fraction form
1,606,316.94/2,216,746.98 = 881,201.70/x - Step 3: Cross multiply
1,606,316.94x = 2,216,746.98 × 881,201.70 - Step 4: Simplify right side
1,606,316.94x = 1,953,401,207,245.87 - Step 5: Solve for x
x = 1,953,401,207,245.87/1,606,316.94 - Step 6: Final answer
x = 1,216,074.59
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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.