Finding the Fourth Proportional to 1,240,423.68, 1,860,281.28 and 341,639.04
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Solution
The fourth proportional to 1,240,423.68, 1,860,281.28 and 341,639.04 is: 512,360.99
Step by Step Solution
- Step 1: Write the proportion equation
1,240,423.68 : 1,860,281.28 = 341,639.04 : x - Step 2: Convert to fraction form
1,240,423.68/1,860,281.28 = 341,639.04/x - Step 3: Cross multiply
1,240,423.68x = 1,860,281.28 × 341,639.04 - Step 4: Simplify right side
1,240,423.68x = 635,544,710,629.17 - Step 5: Solve for x
x = 635,544,710,629.17/1,240,423.68 - Step 6: Final answer
x = 512,360.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.