Finding the Fourth Proportional to 1,497,455.30, 2,244,652.05 and 738,128.90
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Solution
The fourth proportional to 1,497,455.30, 2,244,652.05 and 738,128.90 is: 1,106,438.74
Step by Step Solution
- Step 1: Write the proportion equation
1,497,455.30 : 2,244,652.05 = 738,128.90 : x - Step 2: Convert to fraction form
1,497,455.30/2,244,652.05 = 738,128.90/x - Step 3: Cross multiply
1,497,455.30x = 2,244,652.05 × 738,128.90 - Step 4: Simplify right side
1,497,455.30x = 1,656,842,548,549.25 - Step 5: Solve for x
x = 1,656,842,548,549.25/1,497,455.30 - Step 6: Final answer
x = 1,106,438.74
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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.