Finding the Fourth Proportional to 2,864,923.15, 3,953,668.74 and 1,575,797.36
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Solution
The fourth proportional to 2,864,923.15, 3,953,668.74 and 1,575,797.36 is: 2,174,641.50
Step by Step Solution
- Step 1: Write the proportion equation
2,864,923.15 : 3,953,668.74 = 1,575,797.36 : x - Step 2: Convert to fraction form
2,864,923.15/3,953,668.74 = 1,575,797.36/x - Step 3: Cross multiply
2,864,923.15x = 3,953,668.74 × 1,575,797.36 - Step 4: Simplify right side
2,864,923.15x = 6,230,180,772,704.07 - Step 5: Solve for x
x = 6,230,180,772,704.07/2,864,923.15 - Step 6: Final answer
x = 2,174,641.50
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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.