Finding the Fourth Proportional to 1,474,781.18, 2,035,235.68 and 830,223.98
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Solution
The fourth proportional to 1,474,781.18, 2,035,235.68 and 830,223.98 is: 1,145,730.29
Step by Step Solution
- Step 1: Write the proportion equation
1,474,781.18 : 2,035,235.68 = 830,223.98 : x - Step 2: Convert to fraction form
1,474,781.18/2,035,235.68 = 830,223.98/x - Step 3: Cross multiply
1,474,781.18x = 2,035,235.68 × 830,223.98 - Step 4: Simplify right side
1,474,781.18x = 1,689,701,466,487.61 - Step 5: Solve for x
x = 1,689,701,466,487.61/1,474,781.18 - Step 6: Final answer
x = 1,145,730.29
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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.