Finding the Fourth Proportional to 4,939,321.20, 7,409,526.12 and 1,572,753.84
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Solution
The fourth proportional to 4,939,321.20, 7,409,526.12 and 1,572,753.84 is: 2,359,304.08
Step by Step Solution
- Step 1: Write the proportion equation
4,939,321.20 : 7,409,526.12 = 1,572,753.84 : x - Step 2: Convert to fraction form
4,939,321.20/7,409,526.12 = 1,572,753.84/x - Step 3: Cross multiply
4,939,321.20x = 7,409,526.12 × 1,572,753.84 - Step 4: Simplify right side
4,939,321.20x = 11,653,360,657,810.30 - Step 5: Solve for x
x = 11,653,360,657,810.30/4,939,321.20 - Step 6: Final answer
x = 2,359,304.08
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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.