Finding the Fourth Proportional to 1,078,555.41, 1,488,437.64 and 595,151.69
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Solution
The fourth proportional to 1,078,555.41, 1,488,437.64 and 595,151.69 is: 821,326.53
Step by Step Solution
- Step 1: Write the proportion equation
1,078,555.41 : 1,488,437.64 = 595,151.69 : x - Step 2: Convert to fraction form
1,078,555.41/1,488,437.64 = 595,151.69/x - Step 3: Cross multiply
1,078,555.41x = 1,488,437.64 × 595,151.69 - Step 4: Simplify right side
1,078,555.41x = 885,846,169,463.42 - Step 5: Solve for x
x = 885,846,169,463.42/1,078,555.41 - Step 6: Final answer
x = 821,326.53
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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.