Finding the Fourth Proportional to 2,717,528, 3,754,025.76 and 2,177,251.52
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Solution
The fourth proportional to 2,717,528, 3,754,025.76 and 2,177,251.52 is: 3,007,681.35
Step by Step Solution
- Step 1: Write the proportion equation
2,717,528 : 3,754,025.76 = 2,177,251.52 : x - Step 2: Convert to fraction form
2,717,528/3,754,025.76 = 2,177,251.52/x - Step 3: Cross multiply
2,717,528x = 3,754,025.76 × 2,177,251.52 - Step 4: Simplify right side
2,717,528x = 8,173,458,292,079.15 - Step 5: Solve for x
x = 8,173,458,292,079.15/2,717,528 - Step 6: Final answer
x = 3,007,681.35
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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.