Finding the Fourth Proportional to 1,985,301.42, 2,740,202.64 and 1,126,364.46
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Solution
The fourth proportional to 1,985,301.42, 2,740,202.64 and 1,126,364.46 is: 1,554,659.07
Step by Step Solution
- Step 1: Write the proportion equation
1,985,301.42 : 2,740,202.64 = 1,126,364.46 : x - Step 2: Convert to fraction form
1,985,301.42/2,740,202.64 = 1,126,364.46/x - Step 3: Cross multiply
1,985,301.42x = 2,740,202.64 × 1,126,364.46 - Step 4: Simplify right side
1,985,301.42x = 3,086,466,866,894.17 - Step 5: Solve for x
x = 3,086,466,866,894.17/1,985,301.42 - Step 6: Final answer
x = 1,554,659.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.