Finding the Fourth Proportional to 1,130,365.91, 1,559,519.13 and 700,489.19
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Solution
The fourth proportional to 1,130,365.91, 1,559,519.13 and 700,489.19 is: 966,435.99
Step by Step Solution
- Step 1: Write the proportion equation
1,130,365.91 : 1,559,519.13 = 700,489.19 : x - Step 2: Convert to fraction form
1,130,365.91/1,559,519.13 = 700,489.19/x - Step 3: Cross multiply
1,130,365.91x = 1,559,519.13 × 700,489.19 - Step 4: Simplify right side
1,130,365.91x = 1,092,426,292,163.20 - Step 5: Solve for x
x = 1,092,426,292,163.20/1,130,365.91 - Step 6: Final answer
x = 966,435.99
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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.