Finding the Fourth Proportional to 1,847,316.97, 2,549,072.19 and 1,031,565.97
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Solution
The fourth proportional to 1,847,316.97, 2,549,072.19 and 1,031,565.97 is: 1,423,435.27
Step by Step Solution
- Step 1: Write the proportion equation
1,847,316.97 : 2,549,072.19 = 1,031,565.97 : x - Step 2: Convert to fraction form
1,847,316.97/2,549,072.19 = 1,031,565.97/x - Step 3: Cross multiply
1,847,316.97x = 2,549,072.19 × 1,031,565.97 - Step 4: Simplify right side
1,847,316.97x = 2,629,536,126,277.37 - Step 5: Solve for x
x = 2,629,536,126,277.37/1,847,316.97 - Step 6: Final answer
x = 1,423,435.27
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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.