Finding the Fourth Proportional to 4,544,660.42, 6,272,564.77 and 2,778,860.62
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Solution
The fourth proportional to 4,544,660.42, 6,272,564.77 and 2,778,860.62 is: 3,835,398.39
Step by Step Solution
- Step 1: Write the proportion equation
4,544,660.42 : 6,272,564.77 = 2,778,860.62 : x - Step 2: Convert to fraction form
4,544,660.42/6,272,564.77 = 2,778,860.62/x - Step 3: Cross multiply
4,544,660.42x = 6,272,564.77 × 2,778,860.62 - Step 4: Simplify right side
4,544,660.42x = 17,430,583,237,066.64 - Step 5: Solve for x
x = 17,430,583,237,066.64/4,544,660.42 - Step 6: Final answer
x = 3,835,398.39
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1.5x scale
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.