Finding the Fourth Proportional to 3,387,202.24, 4,674,280.43 and 1,838,430.68
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Solution
The fourth proportional to 3,387,202.24, 4,674,280.43 and 1,838,430.68 is: 2,537,002.50
Step by Step Solution
- Step 1: Write the proportion equation
3,387,202.24 : 4,674,280.43 = 1,838,430.68 : x - Step 2: Convert to fraction form
3,387,202.24/4,674,280.43 = 1,838,430.68/x - Step 3: Cross multiply
3,387,202.24x = 4,674,280.43 × 1,838,430.68 - Step 4: Simplify right side
3,387,202.24x = 8,593,340,540,243.44 - Step 5: Solve for x
x = 8,593,340,540,243.44/3,387,202.24 - Step 6: Final answer
x = 2,537,002.50
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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.