Finding the Fourth Proportional to 1,246,646.70, 1,865,304.45 and 826,742.70
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Solution
The fourth proportional to 1,246,646.70, 1,865,304.45 and 826,742.70 is: 1,237,019.95
Step by Step Solution
- Step 1: Write the proportion equation
1,246,646.70 : 1,865,304.45 = 826,742.70 : x - Step 2: Convert to fraction form
1,246,646.70/1,865,304.45 = 826,742.70/x - Step 3: Cross multiply
1,246,646.70x = 1,865,304.45 × 826,742.70 - Step 4: Simplify right side
1,246,646.70x = 1,542,126,837,315.02 - Step 5: Solve for x
x = 1,542,126,837,315.02/1,246,646.70 - Step 6: Final answer
x = 1,237,019.95
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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.