Finding the Fourth Proportional to 4,195,225.20, 5,789,470.47 and 2,476,345.71
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Solution
The fourth proportional to 4,195,225.20, 5,789,470.47 and 2,476,345.71 is: 3,417,392.32
Step by Step Solution
- Step 1: Write the proportion equation
4,195,225.20 : 5,789,470.47 = 2,476,345.71 : x - Step 2: Convert to fraction form
4,195,225.20/5,789,470.47 = 2,476,345.71/x - Step 3: Cross multiply
4,195,225.20x = 5,789,470.47 × 2,476,345.71 - Step 4: Simplify right side
4,195,225.20x = 14,336,730,361,556.18 - Step 5: Solve for x
x = 14,336,730,361,556.18/4,195,225.20 - Step 6: Final answer
x = 3,417,392.32
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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.