Finding the Fourth Proportional to 3,762,248.23, 5,641,988.05 and 1,299,637.38
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Solution
The fourth proportional to 3,762,248.23, 5,641,988.05 and 1,299,637.38 is: 1,948,977.88
Step by Step Solution
- Step 1: Write the proportion equation
3,762,248.23 : 5,641,988.05 = 1,299,637.38 : x - Step 2: Convert to fraction form
3,762,248.23/5,641,988.05 = 1,299,637.38/x - Step 3: Cross multiply
3,762,248.23x = 5,641,988.05 × 1,299,637.38 - Step 4: Simplify right side
3,762,248.23x = 7,332,538,570,551.99 - Step 5: Solve for x
x = 7,332,538,570,551.99/3,762,248.23 - Step 6: Final answer
x = 1,948,977.88
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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.