Finding the Fourth Proportional to 2,395,984.86, 3,306,465.90 and 1,308,265.74
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Solution
The fourth proportional to 2,395,984.86, 3,306,465.90 and 1,308,265.74 is: 1,805,410.43
Step by Step Solution
- Step 1: Write the proportion equation
2,395,984.86 : 3,306,465.90 = 1,308,265.74 : x - Step 2: Convert to fraction form
2,395,984.86/3,306,465.90 = 1,308,265.74/x - Step 3: Cross multiply
2,395,984.86x = 3,306,465.90 × 1,308,265.74 - Step 4: Simplify right side
2,395,984.86x = 4,325,736,057,448.27 - Step 5: Solve for x
x = 4,325,736,057,448.27/2,395,984.86 - Step 6: Final answer
x = 1,805,410.43
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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.