Finding the Fourth Proportional to 5,726,053.36, 8,588,855.68 and 1,939,536.12
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Solution
The fourth proportional to 5,726,053.36, 8,588,855.68 and 1,939,536.12 is: 2,909,228.18
Step by Step Solution
- Step 1: Write the proportion equation
5,726,053.36 : 8,588,855.68 = 1,939,536.12 : x - Step 2: Convert to fraction form
5,726,053.36/8,588,855.68 = 1,939,536.12/x - Step 3: Cross multiply
5,726,053.36x = 8,588,855.68 × 1,939,536.12 - Step 4: Simplify right side
5,726,053.36x = 16,658,395,820,827.16 - Step 5: Solve for x
x = 16,658,395,820,827.16/5,726,053.36 - Step 6: Final answer
x = 2,909,228.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.