Finding the Fourth Proportional to 1,549,505.70, 2,324,258.55 and 1,077,113.70
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Solution
The fourth proportional to 1,549,505.70, 2,324,258.55 and 1,077,113.70 is: 1,615,670.55
Step by Step Solution
- Step 1: Write the proportion equation
1,549,505.70 : 2,324,258.55 = 1,077,113.70 : x - Step 2: Convert to fraction form
1,549,505.70/2,324,258.55 = 1,077,113.70/x - Step 3: Cross multiply
1,549,505.70x = 2,324,258.55 × 1,077,113.70 - Step 4: Simplify right side
1,549,505.70x = 2,503,490,726,547.13 - Step 5: Solve for x
x = 2,503,490,726,547.13/1,549,505.70 - Step 6: Final answer
x = 1,615,670.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.