Finding the Fourth Proportional to 1,872,690.68, 2,584,294.74 and 1,013,232.08
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Solution
The fourth proportional to 1,872,690.68, 2,584,294.74 and 1,013,232.08 is: 1,398,250.32
Step by Step Solution
- Step 1: Write the proportion equation
1,872,690.68 : 2,584,294.74 = 1,013,232.08 : x - Step 2: Convert to fraction form
1,872,690.68/2,584,294.74 = 1,013,232.08/x - Step 3: Cross multiply
1,872,690.68x = 2,584,294.74 × 1,013,232.08 - Step 4: Simplify right side
1,872,690.68x = 2,618,490,334,743.26 - Step 5: Solve for x
x = 2,618,490,334,743.26/1,872,690.68 - Step 6: Final answer
x = 1,398,250.32
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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.