Finding the Fourth Proportional to 1,513,508.74, 2,270,197.50 and 376,247.14
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Solution
The fourth proportional to 1,513,508.74, 2,270,197.50 and 376,247.14 is: 564,354.40
Step by Step Solution
- Step 1: Write the proportion equation
1,513,508.74 : 2,270,197.50 = 376,247.14 : x - Step 2: Convert to fraction form
1,513,508.74/2,270,197.50 = 376,247.14/x - Step 3: Cross multiply
1,513,508.74x = 2,270,197.50 × 376,247.14 - Step 4: Simplify right side
1,513,508.74x = 854,155,316,610.15 - Step 5: Solve for x
x = 854,155,316,610.15/1,513,508.74 - Step 6: Final answer
x = 564,354.40
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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.