Finding the Fourth Proportional to 1,037,985.84, 1,556,240.52 and 397,747.06
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Solution
The fourth proportional to 1,037,985.84, 1,556,240.52 and 397,747.06 is: 596,337.70
Step by Step Solution
- Step 1: Write the proportion equation
1,037,985.84 : 1,556,240.52 = 397,747.06 : x - Step 2: Convert to fraction form
1,037,985.84/1,556,240.52 = 397,747.06/x - Step 3: Cross multiply
1,037,985.84x = 1,556,240.52 × 397,747.06 - Step 4: Simplify right side
1,037,985.84x = 618,990,091,482.87 - Step 5: Solve for x
x = 618,990,091,482.87/1,037,985.84 - Step 6: Final answer
x = 596,337.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.