Finding the Fourth Proportional to 1,135,493.47, 1,566,928.28 and 651,718.13
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Solution
The fourth proportional to 1,135,493.47, 1,566,928.28 and 651,718.13 is: 899,340.77
Step by Step Solution
- Step 1: Write the proportion equation
1,135,493.47 : 1,566,928.28 = 651,718.13 : x - Step 2: Convert to fraction form
1,135,493.47/1,566,928.28 = 651,718.13/x - Step 3: Cross multiply
1,135,493.47x = 1,566,928.28 × 651,718.13 - Step 4: Simplify right side
1,135,493.47x = 1,021,195,565,227.13 - Step 5: Solve for x
x = 1,021,195,565,227.13/1,135,493.47 - Step 6: Final answer
x = 899,340.77
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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.