Finding the Fourth Proportional to 1,277,730.32, 1,763,236.95 and 704,758.19
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Solution
The fourth proportional to 1,277,730.32, 1,763,236.95 and 704,758.19 is: 972,549.26
Step by Step Solution
- Step 1: Write the proportion equation
1,277,730.32 : 1,763,236.95 = 704,758.19 : x - Step 2: Convert to fraction form
1,277,730.32/1,763,236.95 = 704,758.19/x - Step 3: Cross multiply
1,277,730.32x = 1,763,236.95 × 704,758.19 - Step 4: Simplify right side
1,277,730.32x = 1,242,655,681,423.12 - Step 5: Solve for x
x = 1,242,655,681,423.12/1,277,730.32 - Step 6: Final answer
x = 972,549.26
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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.