Finding the Fourth Proportional to 1,435,530.42, 2,153,601.81 and 716,258.88
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Solution
The fourth proportional to 1,435,530.42, 2,153,601.81 and 716,258.88 is: 1,074,541.09
Step by Step Solution
- Step 1: Write the proportion equation
1,435,530.42 : 2,153,601.81 = 716,258.88 : x - Step 2: Convert to fraction form
1,435,530.42/2,153,601.81 = 716,258.88/x - Step 3: Cross multiply
1,435,530.42x = 2,153,601.81 × 716,258.88 - Step 4: Simplify right side
1,435,530.42x = 1,542,536,420,396.57 - Step 5: Solve for x
x = 1,542,536,420,396.57/1,435,530.42 - Step 6: Final answer
x = 1,074,541.09
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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.