Finding the Fourth Proportional to 1,507,076.42, 2,260,688.43 and 608,405.99
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Solution
The fourth proportional to 1,507,076.42, 2,260,688.43 and 608,405.99 is: 912,638.78
Step by Step Solution
- Step 1: Write the proportion equation
1,507,076.42 : 2,260,688.43 = 608,405.99 : x - Step 2: Convert to fraction form
1,507,076.42/2,260,688.43 = 608,405.99/x - Step 3: Cross multiply
1,507,076.42x = 2,260,688.43 × 608,405.99 - Step 4: Simplify right side
1,507,076.42x = 1,375,416,387,987.42 - Step 5: Solve for x
x = 1,375,416,387,987.42/1,507,076.42 - Step 6: Final answer
x = 912,638.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.