Finding the Fourth Proportional to 1,114,357.08, 1,537,948.74 and 655,449.78
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Solution
The fourth proportional to 1,114,357.08, 1,537,948.74 and 655,449.78 is: 904,600.67
Step by Step Solution
- Step 1: Write the proportion equation
1,114,357.08 : 1,537,948.74 = 655,449.78 : x - Step 2: Convert to fraction form
1,114,357.08/1,537,948.74 = 655,449.78/x - Step 3: Cross multiply
1,114,357.08x = 1,537,948.74 × 655,449.78 - Step 4: Simplify right side
1,114,357.08x = 1,008,048,163,284.28 - Step 5: Solve for x
x = 1,008,048,163,284.28/1,114,357.08 - Step 6: Final answer
x = 904,600.67
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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.