Finding the Fourth Proportional to 1,217,999.40, 1,827,050.94 and 376,567.08
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Solution
The fourth proportional to 1,217,999.40, 1,827,050.94 and 376,567.08 is: 564,866.65
Step by Step Solution
- Step 1: Write the proportion equation
1,217,999.40 : 1,827,050.94 = 376,567.08 : x - Step 2: Convert to fraction form
1,217,999.40/1,827,050.94 = 376,567.08/x - Step 3: Cross multiply
1,217,999.40x = 1,827,050.94 × 376,567.08 - Step 4: Simplify right side
1,217,999.40x = 688,007,237,487.06 - Step 5: Solve for x
x = 688,007,237,487.06/1,217,999.40 - Step 6: Final answer
x = 564,866.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.