Finding the Fourth Proportional to 1,577,605.40, 2,367,234.30 and 724,934.60
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Solution
The fourth proportional to 1,577,605.40, 2,367,234.30 and 724,934.60 is: 1,087,781.55
Step by Step Solution
- Step 1: Write the proportion equation
1,577,605.40 : 2,367,234.30 = 724,934.60 : x - Step 2: Convert to fraction form
1,577,605.40/2,367,234.30 = 724,934.60/x - Step 3: Cross multiply
1,577,605.40x = 2,367,234.30 × 724,934.60 - Step 4: Simplify right side
1,577,605.40x = 1,716,090,050,376.78 - Step 5: Solve for x
x = 1,716,090,050,376.78/1,577,605.40 - Step 6: Final answer
x = 1,087,781.55
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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.