Finding the Fourth Proportional to 1,415,067.08, 2,120,828.96 and 1,114,360
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Solution
The fourth proportional to 1,415,067.08, 2,120,828.96 and 1,114,360 is: 1,670,144.82
Step by Step Solution
- Step 1: Write the proportion equation
1,415,067.08 : 2,120,828.96 = 1,114,360 : x - Step 2: Convert to fraction form
1,415,067.08/2,120,828.96 = 1,114,360/x - Step 3: Cross multiply
1,415,067.08x = 2,120,828.96 × 1,114,360 - Step 4: Simplify right side
1,415,067.08x = 2,363,366,959,865.60 - Step 5: Solve for x
x = 2,363,366,959,865.60/1,415,067.08 - Step 6: Final answer
x = 1,670,144.82
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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.