Finding the Fourth Proportional to 1,771,420.44, 2,657,279.94 and 557,275.80
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Solution
The fourth proportional to 1,771,420.44, 2,657,279.94 and 557,275.80 is: 835,960.66
Step by Step Solution
- Step 1: Write the proportion equation
1,771,420.44 : 2,657,279.94 = 557,275.80 : x - Step 2: Convert to fraction form
1,771,420.44/2,657,279.94 = 557,275.80/x - Step 3: Cross multiply
1,771,420.44x = 2,657,279.94 × 557,275.80 - Step 4: Simplify right side
1,771,420.44x = 1,480,837,804,387.45 - Step 5: Solve for x
x = 1,480,837,804,387.45/1,771,420.44 - Step 6: Final answer
x = 835,960.66
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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.