Finding the Fourth Proportional to 1,030,390.10, 1,544,865.15 and 609,449.30
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Solution
The fourth proportional to 1,030,390.10, 1,544,865.15 and 609,449.30 is: 913,748.09
Step by Step Solution
- Step 1: Write the proportion equation
1,030,390.10 : 1,544,865.15 = 609,449.30 : x - Step 2: Convert to fraction form
1,030,390.10/1,544,865.15 = 609,449.30/x - Step 3: Cross multiply
1,030,390.10x = 1,544,865.15 × 609,449.30 - Step 4: Simplify right side
1,030,390.10x = 941,516,984,261.90 - Step 5: Solve for x
x = 941,516,984,261.90/1,030,390.10 - Step 6: Final answer
x = 913,748.09
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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.