Finding the Fourth Proportional to 1,472,916.48, 2,032,698.24 and 828,539.52
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Solution
The fourth proportional to 1,472,916.48, 2,032,698.24 and 828,539.52 is: 1,143,425.88
Step by Step Solution
- Step 1: Write the proportion equation
1,472,916.48 : 2,032,698.24 = 828,539.52 : x - Step 2: Convert to fraction form
1,472,916.48/2,032,698.24 = 828,539.52/x - Step 3: Cross multiply
1,472,916.48x = 2,032,698.24 × 828,539.52 - Step 4: Simplify right side
1,472,916.48x = 1,684,170,824,074.44 - Step 5: Solve for x
x = 1,684,170,824,074.44/1,472,916.48 - Step 6: Final answer
x = 1,143,425.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.