Finding the Fourth Proportional to 1,813,396.12, 2,502,407.70 and 997,548.07
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Solution
The fourth proportional to 1,813,396.12, 2,502,407.70 and 997,548.07 is: 1,376,572.91
Step by Step Solution
- Step 1: Write the proportion equation
1,813,396.12 : 2,502,407.70 = 997,548.07 : x - Step 2: Convert to fraction form
1,813,396.12/2,502,407.70 = 997,548.07/x - Step 3: Cross multiply
1,813,396.12x = 2,502,407.70 × 997,548.07 - Step 4: Simplify right side
1,813,396.12x = 2,496,271,971,488.14 - Step 5: Solve for x
x = 2,496,271,971,488.14/1,813,396.12 - Step 6: Final answer
x = 1,376,572.91
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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.