Finding the Fourth Proportional to 2,008,055.19, 2,771,114.45 and 1,102,637.19
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Solution
The fourth proportional to 2,008,055.19, 2,771,114.45 and 1,102,637.19 is: 1,521,638.38
Step by Step Solution
- Step 1: Write the proportion equation
2,008,055.19 : 2,771,114.45 = 1,102,637.19 : x - Step 2: Convert to fraction form
2,008,055.19/2,771,114.45 = 1,102,637.19/x - Step 3: Cross multiply
2,008,055.19x = 2,771,114.45 × 1,102,637.19 - Step 4: Simplify right side
2,008,055.19x = 3,055,533,850,316.40 - Step 5: Solve for x
x = 3,055,533,850,316.40/2,008,055.19 - Step 6: Final answer
x = 1,521,638.38
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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.