Finding the Fourth Proportional to 1,277,030.23, 1,916,791.95 and 1,054,656.07
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Solution
The fourth proportional to 1,277,030.23, 1,916,791.95 and 1,054,656.07 is: 1,583,013.63
Step by Step Solution
- Step 1: Write the proportion equation
1,277,030.23 : 1,916,791.95 = 1,054,656.07 : x - Step 2: Convert to fraction form
1,277,030.23/1,916,791.95 = 1,054,656.07/x - Step 3: Cross multiply
1,277,030.23x = 1,916,791.95 × 1,054,656.07 - Step 4: Simplify right side
1,277,030.23x = 2,021,556,264,994.64 - Step 5: Solve for x
x = 2,021,556,264,994.64/1,277,030.23 - Step 6: Final answer
x = 1,583,013.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.