Finding the Fourth Proportional to 1,488,197.76, 2,232,247.20 and 646,750.32
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Solution
The fourth proportional to 1,488,197.76, 2,232,247.20 and 646,750.32 is: 970,103.99
Step by Step Solution
- Step 1: Write the proportion equation
1,488,197.76 : 2,232,247.20 = 646,750.32 : x - Step 2: Convert to fraction form
1,488,197.76/2,232,247.20 = 646,750.32/x - Step 3: Cross multiply
1,488,197.76x = 2,232,247.20 × 646,750.32 - Step 4: Simplify right side
1,488,197.76x = 1,443,706,590,919.10 - Step 5: Solve for x
x = 1,443,706,590,919.10/1,488,197.76 - Step 6: Final answer
x = 970,103.99
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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.