Finding the Fourth Proportional to 1,429,107.08, 2,142,029.88 and 575,632.44
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Solution
The fourth proportional to 1,429,107.08, 2,142,029.88 and 575,632.44 is: 862,791.81
Step by Step Solution
- Step 1: Write the proportion equation
1,429,107.08 : 2,142,029.88 = 575,632.44 : x - Step 2: Convert to fraction form
1,429,107.08/2,142,029.88 = 575,632.44/x - Step 3: Cross multiply
1,429,107.08x = 2,142,029.88 × 575,632.44 - Step 4: Simplify right side
1,429,107.08x = 1,233,021,886,377.31 - Step 5: Solve for x
x = 1,233,021,886,377.31/1,429,107.08 - Step 6: Final answer
x = 862,791.81
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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.