Finding the Fourth Proportional to 1,419,023.12, 2,126,686.40 and 576,590
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Solution
The fourth proportional to 1,419,023.12, 2,126,686.40 and 576,590 is: 864,133.99
Step by Step Solution
- Step 1: Write the proportion equation
1,419,023.12 : 2,126,686.40 = 576,590 : x - Step 2: Convert to fraction form
1,419,023.12/2,126,686.40 = 576,590/x - Step 3: Cross multiply
1,419,023.12x = 2,126,686.40 × 576,590 - Step 4: Simplify right side
1,419,023.12x = 1,226,226,111,376 - Step 5: Solve for x
x = 1,226,226,111,376/1,419,023.12 - Step 6: Final answer
x = 864,133.99
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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.