Finding the Fourth Proportional to 4,791,800.84, 6,612,777.23 and 2,616,430.21
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Solution
The fourth proportional to 4,791,800.84, 6,612,777.23 and 2,616,430.21 is: 3,610,723.96
Step by Step Solution
- Step 1: Write the proportion equation
4,791,800.84 : 6,612,777.23 = 2,616,430.21 : x - Step 2: Convert to fraction form
4,791,800.84/6,612,777.23 = 2,616,430.21/x - Step 3: Cross multiply
4,791,800.84x = 6,612,777.23 × 2,616,430.21 - Step 4: Simplify right side
4,791,800.84x = 17,301,870,086,958.02 - Step 5: Solve for x
x = 17,301,870,086,958.02/4,791,800.84 - Step 6: Final answer
x = 3,610,723.96
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1.5x scale
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.