Finding the Fourth Proportional to 1,547,698.70, 2,321,485.63 and 789,523.53
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Solution
The fourth proportional to 1,547,698.70, 2,321,485.63 and 789,523.53 is: 1,184,253.46
Step by Step Solution
- Step 1: Write the proportion equation
1,547,698.70 : 2,321,485.63 = 789,523.53 : x - Step 2: Convert to fraction form
1,547,698.70/2,321,485.63 = 789,523.53/x - Step 3: Cross multiply
1,547,698.70x = 2,321,485.63 × 789,523.53 - Step 4: Simplify right side
1,547,698.70x = 1,832,867,527,468.07 - Step 5: Solve for x
x = 1,832,867,527,468.07/1,547,698.70 - Step 6: Final answer
x = 1,184,253.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.