Finding the Fourth Proportional to 1,120,590.95, 1,546,488.59 and 637,201.08
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Solution
The fourth proportional to 1,120,590.95, 1,546,488.59 and 637,201.08 is: 879,379.05
Step by Step Solution
- Step 1: Write the proportion equation
1,120,590.95 : 1,546,488.59 = 637,201.08 : x - Step 2: Convert to fraction form
1,120,590.95/1,546,488.59 = 637,201.08/x - Step 3: Cross multiply
1,120,590.95x = 1,546,488.59 × 637,201.08 - Step 4: Simplify right side
1,120,590.95x = 985,424,196,569.67 - Step 5: Solve for x
x = 985,424,196,569.67/1,120,590.95 - Step 6: Final answer
x = 879,379.05
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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.