Finding the Fourth Proportional to 1,130,434.56, 1,559,613.84 and 700,557.84
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Solution
The fourth proportional to 1,130,434.56, 1,559,613.84 and 700,557.84 is: 966,530.70
Step by Step Solution
- Step 1: Write the proportion equation
1,130,434.56 : 1,559,613.84 = 700,557.84 : x - Step 2: Convert to fraction form
1,130,434.56/1,559,613.84 = 700,557.84/x - Step 3: Cross multiply
1,130,434.56x = 1,559,613.84 × 700,557.84 - Step 4: Simplify right side
1,130,434.56x = 1,092,599,702,984.51 - Step 5: Solve for x
x = 1,092,599,702,984.51/1,130,434.56 - Step 6: Final answer
x = 966,530.70
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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.