Finding the Fourth Proportional to 1,652,968.38, 2,478,489.18 and 640,908
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Solution
The fourth proportional to 1,652,968.38, 2,478,489.18 and 640,908 is: 960,988.46
Step by Step Solution
- Step 1: Write the proportion equation
1,652,968.38 : 2,478,489.18 = 640,908 : x - Step 2: Convert to fraction form
1,652,968.38/2,478,489.18 = 640,908/x - Step 3: Cross multiply
1,652,968.38x = 2,478,489.18 × 640,908 - Step 4: Simplify right side
1,652,968.38x = 1,588,483,543,375.44 - Step 5: Solve for x
x = 1,588,483,543,375.44/1,652,968.38 - Step 6: Final answer
x = 960,988.46
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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.