Finding the Fourth Proportional to 1,403,495.12, 2,104,436.83 and 549,566.97
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Solution
The fourth proportional to 1,403,495.12, 2,104,436.83 and 549,566.97 is: 824,034.91
Step by Step Solution
- Step 1: Write the proportion equation
1,403,495.12 : 2,104,436.83 = 549,566.97 : x - Step 2: Convert to fraction form
1,403,495.12/2,104,436.83 = 549,566.97/x - Step 3: Cross multiply
1,403,495.12x = 2,104,436.83 × 549,566.97 - Step 4: Simplify right side
1,403,495.12x = 1,156,528,972,219.51 - Step 5: Solve for x
x = 1,156,528,972,219.51/1,403,495.12 - Step 6: Final answer
x = 824,034.91
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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.