Finding the Fourth Proportional to 4,884,176.12, 6,740,566.58 and 2,709,420.44
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Solution
The fourth proportional to 4,884,176.12, 6,740,566.58 and 2,709,420.44 is: 3,739,224.06
Step by Step Solution
- Step 1: Write the proportion equation
4,884,176.12 : 6,740,566.58 = 2,709,420.44 : x - Step 2: Convert to fraction form
4,884,176.12/6,740,566.58 = 2,709,420.44/x - Step 3: Cross multiply
4,884,176.12x = 6,740,566.58 × 2,709,420.44 - Step 4: Simplify right side
4,884,176.12x = 18,263,028,869,032.89 - Step 5: Solve for x
x = 18,263,028,869,032.89/4,884,176.12 - Step 6: Final answer
x = 3,739,224.06
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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.