Finding the Fourth Proportional to 4,771,543.28, 6,584,911.80 and 2,734,746.80
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Solution
The fourth proportional to 4,771,543.28, 6,584,911.80 and 2,734,746.80 is: 3,774,054.94
Step by Step Solution
- Step 1: Write the proportion equation
4,771,543.28 : 6,584,911.80 = 2,734,746.80 : x - Step 2: Convert to fraction form
4,771,543.28/6,584,911.80 = 2,734,746.80/x - Step 3: Cross multiply
4,771,543.28x = 6,584,911.80 × 2,734,746.80 - Step 4: Simplify right side
4,771,543.28x = 18,008,066,473,332.24 - Step 5: Solve for x
x = 18,008,066,473,332.24/4,771,543.28 - Step 6: Final answer
x = 3,774,054.94
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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.