Finding the Fourth Proportional to 1,813,397.12, 2,502,409.08 and 997,549.08
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Solution
The fourth proportional to 1,813,397.12, 2,502,409.08 and 997,549.08 is: 1,376,574.30
Step by Step Solution
- Step 1: Write the proportion equation
1,813,397.12 : 2,502,409.08 = 997,549.08 : x - Step 2: Convert to fraction form
1,813,397.12/2,502,409.08 = 997,549.08/x - Step 3: Cross multiply
1,813,397.12x = 2,502,409.08 × 997,549.08 - Step 4: Simplify right side
1,813,397.12x = 2,496,275,875,537.65 - Step 5: Solve for x
x = 2,496,275,875,537.65/1,813,397.12 - Step 6: Final answer
x = 1,376,574.30
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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.