Finding the Fourth Proportional to 1,471,323.61, 2,030,607.93 and 826,729.75
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Solution
The fourth proportional to 1,471,323.61, 2,030,607.93 and 826,729.75 is: 1,140,988.95
Step by Step Solution
- Step 1: Write the proportion equation
1,471,323.61 : 2,030,607.93 = 826,729.75 : x - Step 2: Convert to fraction form
1,471,323.61/2,030,607.93 = 826,729.75/x - Step 3: Cross multiply
1,471,323.61x = 2,030,607.93 × 826,729.75 - Step 4: Simplify right side
1,471,323.61x = 1,678,763,986,316.92 - Step 5: Solve for x
x = 1,678,763,986,316.92/1,471,323.61 - Step 6: Final answer
x = 1,140,988.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.