Finding the Fourth Proportional to 1,158,829.42, 1,599,203.74 and 642,605.08
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Solution
The fourth proportional to 1,158,829.42, 1,599,203.74 and 642,605.08 is: 886,805.62
Step by Step Solution
- Step 1: Write the proportion equation
1,158,829.42 : 1,599,203.74 = 642,605.08 : x - Step 2: Convert to fraction form
1,158,829.42/1,599,203.74 = 642,605.08/x - Step 3: Cross multiply
1,158,829.42x = 1,599,203.74 × 642,605.08 - Step 4: Simplify right side
1,158,829.42x = 1,027,656,447,279.00 - Step 5: Solve for x
x = 1,027,656,447,279.00/1,158,829.42 - Step 6: Final answer
x = 886,805.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.