Finding the Fourth Proportional to 1,488,929.19, 2,232,305.07 and 477,475.41
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Solution
The fourth proportional to 1,488,929.19, 2,232,305.07 and 477,475.41 is: 715,863.98
Step by Step Solution
- Step 1: Write the proportion equation
1,488,929.19 : 2,232,305.07 = 477,475.41 : x - Step 2: Convert to fraction form
1,488,929.19/2,232,305.07 = 477,475.41/x - Step 3: Cross multiply
1,488,929.19x = 2,232,305.07 × 477,475.41 - Step 4: Simplify right side
1,488,929.19x = 1,065,870,775,253.02 - Step 5: Solve for x
x = 1,065,870,775,253.02/1,488,929.19 - Step 6: Final answer
x = 715,863.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.