Finding the Fourth Proportional to 2,412,681.68, 3,326,574.92 and 2,085,404.88
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Solution
The fourth proportional to 2,412,681.68, 3,326,574.92 and 2,085,404.88 is: 2,875,329.82
Step by Step Solution
- Step 1: Write the proportion equation
2,412,681.68 : 3,326,574.92 = 2,085,404.88 : x - Step 2: Convert to fraction form
2,412,681.68/3,326,574.92 = 2,085,404.88/x - Step 3: Cross multiply
2,412,681.68x = 3,326,574.92 × 2,085,404.88 - Step 4: Simplify right side
2,412,681.68x = 6,937,255,571,853.61 - Step 5: Solve for x
x = 6,937,255,571,853.61/2,412,681.68 - Step 6: Final answer
x = 2,875,329.82
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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.