Finding the Fourth Proportional to 1,779,152.85, 2,455,235.55 and 963,366.21
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Solution
The fourth proportional to 1,779,152.85, 2,455,235.55 and 963,366.21 is: 1,329,447.87
Step by Step Solution
- Step 1: Write the proportion equation
1,779,152.85 : 2,455,235.55 = 963,366.21 : x - Step 2: Convert to fraction form
1,779,152.85/2,455,235.55 = 963,366.21/x - Step 3: Cross multiply
1,779,152.85x = 2,455,235.55 × 963,366.21 - Step 4: Simplify right side
1,779,152.85x = 2,365,290,966,460.77 - Step 5: Solve for x
x = 2,365,290,966,460.77/1,779,152.85 - Step 6: Final answer
x = 1,329,447.87
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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.