Finding the Fourth Proportional to 1,503,842.96, 2,075,110.80 and 859,305.08
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Solution
The fourth proportional to 1,503,842.96, 2,075,110.80 and 859,305.08 is: 1,185,731.02
Step by Step Solution
- Step 1: Write the proportion equation
1,503,842.96 : 2,075,110.80 = 859,305.08 : x - Step 2: Convert to fraction form
1,503,842.96/2,075,110.80 = 859,305.08/x - Step 3: Cross multiply
1,503,842.96x = 2,075,110.80 × 859,305.08 - Step 4: Simplify right side
1,503,842.96x = 1,783,153,252,002.86 - Step 5: Solve for x
x = 1,783,153,252,002.86/1,503,842.96 - Step 6: Final answer
x = 1,185,731.02
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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.