Finding the Fourth Proportional to 4,600,317.51, 6,349,519.99 and 2,859,301.75
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Solution
The fourth proportional to 4,600,317.51, 6,349,519.99 and 2,859,301.75 is: 3,946,508.82
Step by Step Solution
- Step 1: Write the proportion equation
4,600,317.51 : 6,349,519.99 = 2,859,301.75 : x - Step 2: Convert to fraction form
4,600,317.51/6,349,519.99 = 2,859,301.75/x - Step 3: Cross multiply
4,600,317.51x = 6,349,519.99 × 2,859,301.75 - Step 4: Simplify right side
4,600,317.51x = 18,155,193,619,066.98 - Step 5: Solve for x
x = 18,155,193,619,066.98/4,600,317.51 - Step 6: Final answer
x = 3,946,508.82
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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.