Finding the Fourth Proportional to 4,423,612.40, 6,103,351.50 and 2,853,079.68
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Solution
The fourth proportional to 4,423,612.40, 6,103,351.50 and 2,853,079.68 is: 3,936,454.32
Step by Step Solution
- Step 1: Write the proportion equation
4,423,612.40 : 6,103,351.50 = 2,853,079.68 : x - Step 2: Convert to fraction form
4,423,612.40/6,103,351.50 = 2,853,079.68/x - Step 3: Cross multiply
4,423,612.40x = 6,103,351.50 × 2,853,079.68 - Step 4: Simplify right side
4,423,612.40x = 17,413,348,144,547.52 - Step 5: Solve for x
x = 17,413,348,144,547.52/4,423,612.40 - Step 6: Final answer
x = 3,936,454.32
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1.5x scale
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.