Finding the Fourth Proportional to 1,437,296.20, 2,157,439.66 and 1,058,644.49
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Solution
The fourth proportional to 1,437,296.20, 2,157,439.66 and 1,058,644.49 is: 1,589,068.14
Step by Step Solution
- Step 1: Write the proportion equation
1,437,296.20 : 2,157,439.66 = 1,058,644.49 : x - Step 2: Convert to fraction form
1,437,296.20/2,157,439.66 = 1,058,644.49/x - Step 3: Cross multiply
1,437,296.20x = 2,157,439.66 × 1,058,644.49 - Step 4: Simplify right side
1,437,296.20x = 2,283,961,595,132.66 - Step 5: Solve for x
x = 2,283,961,595,132.66/1,437,296.20 - Step 6: Final answer
x = 1,589,068.14
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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.