Finding the Fourth Proportional to 5,064,171.36, 6,988,544.76 and 2,772,312
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Solution
The fourth proportional to 5,064,171.36, 6,988,544.76 and 2,772,312 is: 3,825,784.15
Step by Step Solution
- Step 1: Write the proportion equation
5,064,171.36 : 6,988,544.76 = 2,772,312 : x - Step 2: Convert to fraction form
5,064,171.36/6,988,544.76 = 2,772,312/x - Step 3: Cross multiply
5,064,171.36x = 6,988,544.76 × 2,772,312 - Step 4: Simplify right side
5,064,171.36x = 19,374,426,500,685.12 - Step 5: Solve for x
x = 19,374,426,500,685.12/5,064,171.36 - Step 6: Final answer
x = 3,825,784.15
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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.