Finding the Fourth Proportional to 3,439,011.07, 4,740,833.47 and 2,403,303.28
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Solution
The fourth proportional to 3,439,011.07, 4,740,833.47 and 2,403,303.28 is: 3,313,063.09
Step by Step Solution
- Step 1: Write the proportion equation
3,439,011.07 : 4,740,833.47 = 2,403,303.28 : x - Step 2: Convert to fraction form
3,439,011.07/4,740,833.47 = 2,403,303.28/x - Step 3: Cross multiply
3,439,011.07x = 4,740,833.47 × 2,403,303.28 - Step 4: Simplify right side
3,439,011.07x = 11,393,660,628,384.78 - Step 5: Solve for x
x = 11,393,660,628,384.78/3,439,011.07 - Step 6: Final answer
x = 3,313,063.09
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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.