Finding the Fourth Proportional to 1,488,796.74, 2,232,983.79 and 477,787.68
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Solution
The fourth proportional to 1,488,796.74, 2,232,983.79 and 477,787.68 is: 716,613.70
Step by Step Solution
- Step 1: Write the proportion equation
1,488,796.74 : 2,232,983.79 = 477,787.68 : x - Step 2: Convert to fraction form
1,488,796.74/2,232,983.79 = 477,787.68/x - Step 3: Cross multiply
1,488,796.74x = 2,232,983.79 × 477,787.68 - Step 4: Simplify right side
1,488,796.74x = 1,066,892,144,501.71 - Step 5: Solve for x
x = 1,066,892,144,501.71/1,488,796.74 - Step 6: Final answer
x = 716,613.70
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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.