Finding the Fourth Proportional to 4,681,507.68, 6,461,006.04 and 2,644,448.40
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Solution
The fourth proportional to 4,681,507.68, 6,461,006.04 and 2,644,448.40 is: 3,649,635.60
Step by Step Solution
- Step 1: Write the proportion equation
4,681,507.68 : 6,461,006.04 = 2,644,448.40 : x - Step 2: Convert to fraction form
4,681,507.68/6,461,006.04 = 2,644,448.40/x - Step 3: Cross multiply
4,681,507.68x = 6,461,006.04 × 2,644,448.40 - Step 4: Simplify right side
4,681,507.68x = 17,085,797,084,868.34 - Step 5: Solve for x
x = 17,085,797,084,868.34/4,681,507.68 - Step 6: Final answer
x = 3,649,635.60
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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.