Finding the Fourth Proportional to 1,130,160.26, 1,559,613.74 and 613,909.46
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Solution
The fourth proportional to 1,130,160.26, 1,559,613.74 and 613,909.46 is: 847,191.02
Step by Step Solution
- Step 1: Write the proportion equation
1,130,160.26 : 1,559,613.74 = 613,909.46 : x - Step 2: Convert to fraction form
1,130,160.26/1,559,613.74 = 613,909.46/x - Step 3: Cross multiply
1,130,160.26x = 1,559,613.74 × 613,909.46 - Step 4: Simplify right side
1,130,160.26x = 957,461,628,931.98 - Step 5: Solve for x
x = 957,461,628,931.98/1,130,160.26 - Step 6: Final answer
x = 847,191.02
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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.