Finding the Fourth Proportional to 1,285,543.18, 1,774,011.13 and 704,746.46
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Solution
The fourth proportional to 1,285,543.18, 1,774,011.13 and 704,746.46 is: 972,529.03
Step by Step Solution
- Step 1: Write the proportion equation
1,285,543.18 : 1,774,011.13 = 704,746.46 : x - Step 2: Convert to fraction form
1,285,543.18/1,774,011.13 = 704,746.46/x - Step 3: Cross multiply
1,285,543.18x = 1,774,011.13 × 704,746.46 - Step 4: Simplify right side
1,285,543.18x = 1,250,228,063,868.10 - Step 5: Solve for x
x = 1,250,228,063,868.10/1,285,543.18 - Step 6: Final answer
x = 972,529.03
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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.