Finding the Fourth Proportional to 1,404,767.99, 1,938,579.84 and 760,188.19
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Solution
The fourth proportional to 1,404,767.99, 1,938,579.84 and 760,188.19 is: 1,049,059.71
Step by Step Solution
- Step 1: Write the proportion equation
1,404,767.99 : 1,938,579.84 = 760,188.19 : x - Step 2: Convert to fraction form
1,404,767.99/1,938,579.84 = 760,188.19/x - Step 3: Cross multiply
1,404,767.99x = 1,938,579.84 × 760,188.19 - Step 4: Simplify right side
1,404,767.99x = 1,473,685,495,939.15 - Step 5: Solve for x
x = 1,473,685,495,939.15/1,404,767.99 - Step 6: Final answer
x = 1,049,059.71
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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.