Finding the Fourth Proportional to 1,045,985.08, 1,443,398.70 and 587,057.08
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Solution
The fourth proportional to 1,045,985.08, 1,443,398.70 and 587,057.08 is: 810,104.70
Step by Step Solution
- Step 1: Write the proportion equation
1,045,985.08 : 1,443,398.70 = 587,057.08 : x - Step 2: Convert to fraction form
1,045,985.08/1,443,398.70 = 587,057.08/x - Step 3: Cross multiply
1,045,985.08x = 1,443,398.70 × 587,057.08 - Step 4: Simplify right side
1,045,985.08x = 847,357,426,097.80 - Step 5: Solve for x
x = 847,357,426,097.80/1,045,985.08 - Step 6: Final answer
x = 810,104.70
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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.