Finding the Fourth Proportional to 1,214,134.13, 1,675,518.69 and 670,270.26
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Solution
The fourth proportional to 1,214,134.13, 1,675,518.69 and 670,270.26 is: 924,980.47
Step by Step Solution
- Step 1: Write the proportion equation
1,214,134.13 : 1,675,518.69 = 670,270.26 : x - Step 2: Convert to fraction form
1,214,134.13/1,675,518.69 = 670,270.26/x - Step 3: Cross multiply
1,214,134.13x = 1,675,518.69 × 670,270.26 - Step 4: Simplify right side
1,214,134.13x = 1,123,050,347,981.16 - Step 5: Solve for x
x = 1,123,050,347,981.16/1,214,134.13 - Step 6: Final answer
x = 924,980.47
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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.