Finding the Fourth Proportional to 1,849,615.09, 2,774,699.43 and 570,116.21
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Solution
The fourth proportional to 1,849,615.09, 2,774,699.43 and 570,116.21 is: 855,259.63
Step by Step Solution
- Step 1: Write the proportion equation
1,849,615.09 : 2,774,699.43 = 570,116.21 : x - Step 2: Convert to fraction form
1,849,615.09/2,774,699.43 = 570,116.21/x - Step 3: Cross multiply
1,849,615.09x = 2,774,699.43 × 570,116.21 - Step 4: Simplify right side
1,849,615.09x = 1,581,901,122,920.76 - Step 5: Solve for x
x = 1,581,901,122,920.76/1,849,615.09 - Step 6: Final answer
x = 855,259.63
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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.