Finding the Fourth Proportional to 896,146.61, 1,237,139.36 and 607,284.23
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Solution
The fourth proportional to 896,146.61, 1,237,139.36 and 607,284.23 is: 838,361.95
Step by Step Solution
- Step 1: Write the proportion equation
896,146.61 : 1,237,139.36 = 607,284.23 : x - Step 2: Convert to fraction form
896,146.61/1,237,139.36 = 607,284.23/x - Step 3: Cross multiply
896,146.61x = 1,237,139.36 × 607,284.23 - Step 4: Simplify right side
896,146.61x = 751,295,214,418.18 - Step 5: Solve for x
x = 751,295,214,418.18/896,146.61 - Step 6: Final answer
x = 838,361.95
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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.