Finding the Fourth Proportional to 2,939,370.16, 4,056,565.12 and 1,650,295.12
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Solution
The fourth proportional to 2,939,370.16, 4,056,565.12 and 1,650,295.12 is: 2,277,538.81
Step by Step Solution
- Step 1: Write the proportion equation
2,939,370.16 : 4,056,565.12 = 1,650,295.12 : x - Step 2: Convert to fraction form
2,939,370.16/4,056,565.12 = 1,650,295.12/x - Step 3: Cross multiply
2,939,370.16x = 4,056,565.12 × 1,650,295.12 - Step 4: Simplify right side
2,939,370.16x = 6,694,529,621,498.22 - Step 5: Solve for x
x = 6,694,529,621,498.22/2,939,370.16 - Step 6: Final answer
x = 2,277,538.81
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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.