Finding the Fourth Proportional to 1,566,117.10, 2,349,175.65 and 936,261.10
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Solution
The fourth proportional to 1,566,117.10, 2,349,175.65 and 936,261.10 is: 1,404,391.65
Step by Step Solution
- Step 1: Write the proportion equation
1,566,117.10 : 2,349,175.65 = 936,261.10 : x - Step 2: Convert to fraction form
1,566,117.10/2,349,175.65 = 936,261.10/x - Step 3: Cross multiply
1,566,117.10x = 2,349,175.65 × 936,261.10 - Step 4: Simplify right side
1,566,117.10x = 2,199,441,778,162.22 - Step 5: Solve for x
x = 2,199,441,778,162.22/1,566,117.10 - Step 6: Final answer
x = 1,404,391.65
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1.5x scale
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.