Finding the Fourth Proportional to 1,411,950.21, 1,948,504.19 and 767,372.06
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Solution
The fourth proportional to 1,411,950.21, 1,948,504.19 and 767,372.06 is: 1,058,980.45
Step by Step Solution
- Step 1: Write the proportion equation
1,411,950.21 : 1,948,504.19 = 767,372.06 : x - Step 2: Convert to fraction form
1,411,950.21/1,948,504.19 = 767,372.06/x - Step 3: Cross multiply
1,411,950.21x = 1,948,504.19 × 767,372.06 - Step 4: Simplify right side
1,411,950.21x = 1,495,227,674,198.93 - Step 5: Solve for x
x = 1,495,227,674,198.93/1,411,950.21 - Step 6: Final answer
x = 1,058,980.45
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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.