Finding the Fourth Proportional to 2,995,957.13, 4,134,435.41 and 1,637,830.13
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Solution
The fourth proportional to 2,995,957.13, 4,134,435.41 and 1,637,830.13 is: 2,260,213.54
Step by Step Solution
- Step 1: Write the proportion equation
2,995,957.13 : 4,134,435.41 = 1,637,830.13 : x - Step 2: Convert to fraction form
2,995,957.13/4,134,435.41 = 1,637,830.13/x - Step 3: Cross multiply
2,995,957.13x = 4,134,435.41 × 1,637,830.13 - Step 4: Simplify right side
2,995,957.13x = 6,771,502,868,459.30 - Step 5: Solve for x
x = 6,771,502,868,459.30/2,995,957.13 - Step 6: Final answer
x = 2,260,213.54
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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.